rmnet_wlan: I99b277c4c8f699c7fa057318aca4894588fdd574
Adds the initial rmnet_wlan module. Change-Id: Ibf80879ec062150058b8db6d527df936bd2ae7a0 Signed-off-by: Sean Tranchetti <stranche@codeaurora.org>
This commit is contained in:
Sean Tranchetti
308
wlan/rmnet_wlan_main.c
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308
wlan/rmnet_wlan_main.c
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@@ -0,0 +1,308 @@
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// SPDX-License-Identifier: GPL-2.0-only
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/* Copyright (c) 2021, The Linux Foundation. All rights reserved.
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*
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* RMNET WLAN handler framework
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*
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*/
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#include <linux/types.h>
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#include <linux/skbuff.h>
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#include <net/genetlink.h>
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#include <net/netlink.h>
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#include <net/ip.h>
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#include <net/ipv6.h>
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#include <linux/rcupdate.h>
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#include <linux/list.h>
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#include <linux/rculist.h>
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#include <linux/mutex.h>
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#include <linux/hashtable.h>
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#include <linux/log2.h>
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#include <linux/netdevice.h>
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#include "rmnet_wlan_genl.h"
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#include "rmnet_wlan.h"
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#include "rmnet_wlan_stats.h"
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#include "rmnet_wlan_fragment.h"
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#include "rmnet_wlan_connection.h"
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#define DATARMNETaf49b04806 ((0xeb7+1158-0x132d))
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#define DATARMNET6b4ac8224c (const_ilog2(DATARMNETaf49b04806))
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struct DATARMNET745f724205{struct hlist_node DATARMNETe8608dd267;struct rcu_head
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DATARMNET28bfe9e6ad;struct DATARMNETb89ecedefc DATARMNET54338da2ff;};struct
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DATARMNET41b426061d{struct hlist_node DATARMNETe8608dd267;struct rcu_head
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DATARMNET28bfe9e6ad;struct notifier_block DATARMNET272c159b3c;char
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DATARMNET852d4d00e2[IFNAMSIZ];struct DATARMNET8d3c2559ca DATARMNET7ed5754a5c;};
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static DEFINE_MUTEX(DATARMNET63a2b7773e);static DEFINE_HASHTABLE(
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DATARMNET1903907456,DATARMNET6b4ac8224c);static DEFINE_MUTEX(DATARMNETf46fb02ac6
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);static DEFINE_HASHTABLE(DATARMNET78ed39f13b,DATARMNET6b4ac8224c);static char
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DATARMNET30500ba48c[IFNAMSIZ];static __be16 DATARMNETfbd1701415;static bool
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DATARMNET1e31b22eff(struct DATARMNETb89ecedefc*DATARMNETae0905b0b3,struct
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DATARMNETb89ecedefc*DATARMNETdb49f21565){if(DATARMNETae0905b0b3->
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DATARMNET0d956cc77a!=DATARMNETdb49f21565->DATARMNET0d956cc77a||
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DATARMNETae0905b0b3->DATARMNET4924e79411!=DATARMNETdb49f21565->
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DATARMNET4924e79411)return false;if(DATARMNETae0905b0b3->DATARMNET0d956cc77a==
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IPPROTO_ESP)return DATARMNETae0905b0b3->DATARMNET906b2ee561==DATARMNETdb49f21565
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->DATARMNET906b2ee561;return DATARMNETae0905b0b3->DATARMNETf0d9de7e2f==
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DATARMNETdb49f21565->DATARMNETf0d9de7e2f;}static int DATARMNET0b72d312f9(struct
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DATARMNETb89ecedefc*DATARMNET3396919a68,struct genl_info*DATARMNET54338da2ff)
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__must_hold(&DATARMNET63a2b7773e){struct DATARMNET745f724205*DATARMNET63b1a086d5
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;rcu_read_lock();if(DATARMNET4eafcdee07(DATARMNET3396919a68)){rcu_read_unlock();
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GENL_SET_ERR_MSG(DATARMNET54338da2ff,
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"\x54\x75\x70\x6c\x65\x20\x61\x6c\x72\x65\x61\x64\x79\x20\x70\x72\x65\x73\x65\x6e\x74"
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);return-EEXIST;}rcu_read_unlock();DATARMNET63b1a086d5=kzalloc(sizeof(*
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DATARMNET63b1a086d5),GFP_KERNEL);if(!DATARMNET63b1a086d5){GENL_SET_ERR_MSG(
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DATARMNET54338da2ff,
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"\x43\x61\x6e\x6e\x6f\x74\x20\x61\x6c\x6c\x6f\x63\x61\x74\x65\x20\x74\x75\x70\x6c\x65\x20\x6d\x65\x6d\x6f\x72\x79"
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);return-ENOMEM;}memcpy(&DATARMNET63b1a086d5->DATARMNET54338da2ff,
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DATARMNET3396919a68,sizeof(*DATARMNET3396919a68));INIT_HLIST_NODE(&
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DATARMNET63b1a086d5->DATARMNETe8608dd267);hash_add_rcu(DATARMNET1903907456,&
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DATARMNET63b1a086d5->DATARMNETe8608dd267,DATARMNET3396919a68->
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DATARMNETf0d9de7e2f);DATARMNET5ca94dbc3c(DATARMNET12d881921a);return
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(0xd2d+202-0xdf7);}static void DATARMNET440ec83e44(struct rcu_head*
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DATARMNET28bfe9e6ad){struct DATARMNET745f724205*DATARMNET63b1a086d5;
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DATARMNET63b1a086d5=container_of(DATARMNET28bfe9e6ad,struct DATARMNET745f724205,
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DATARMNET28bfe9e6ad);if(DATARMNET63b1a086d5)kfree(DATARMNET63b1a086d5);}static
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int DATARMNET79343e3135(struct DATARMNETb89ecedefc*DATARMNET3396919a68,struct
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genl_info*DATARMNET54338da2ff)__must_hold(&DATARMNET63a2b7773e){struct
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DATARMNET745f724205*DATARMNET63b1a086d5;struct hlist_node*DATARMNET0386f6f82a;
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hash_for_each_possible_safe(DATARMNET1903907456,DATARMNET63b1a086d5,
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DATARMNET0386f6f82a,DATARMNETe8608dd267,DATARMNET3396919a68->DATARMNETf0d9de7e2f
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||||
){if(DATARMNET1e31b22eff(&DATARMNET63b1a086d5->DATARMNET54338da2ff,
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DATARMNET3396919a68)){hash_del_rcu(&DATARMNET63b1a086d5->DATARMNETe8608dd267);
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call_rcu(&DATARMNET63b1a086d5->DATARMNET28bfe9e6ad,DATARMNET440ec83e44);
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DATARMNET5ca94dbc3c(DATARMNET9f24b86462);return(0xd2d+202-0xdf7);}}
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GENL_SET_ERR_MSG(DATARMNET54338da2ff,
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"\x4e\x6f\x20\x73\x75\x63\x68\x20\x74\x75\x70\x6c\x65");return-ESRCH;}static
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void DATARMNETad43e44c7e(void){struct DATARMNET745f724205*DATARMNET63b1a086d5;
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struct hlist_node*DATARMNET0386f6f82a;int DATARMNET5c2fd31d7b;mutex_lock(&
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DATARMNET63a2b7773e);hash_for_each_safe(DATARMNET1903907456,DATARMNET5c2fd31d7b,
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DATARMNET0386f6f82a,DATARMNET63b1a086d5,DATARMNETe8608dd267){hash_del_rcu(&
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DATARMNET63b1a086d5->DATARMNETe8608dd267);call_rcu(&DATARMNET63b1a086d5->
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DATARMNET28bfe9e6ad,DATARMNET440ec83e44);}mutex_unlock(&DATARMNET63a2b7773e);}
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static bool DATARMNET55aac1386b(struct DATARMNET8d3c2559ca*DATARMNET1476c48228,
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struct DATARMNET8d3c2559ca*DATARMNET57a0f36a25){struct in6_addr
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||||
DATARMNET4c8c2ca74e={.s6_addr32={4294967295,4294967295,(0xd2d+202-0xdf7),
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(0xd2d+202-0xdf7)},};if(DATARMNET1476c48228->DATARMNET0d956cc77a!=
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DATARMNET57a0f36a25->DATARMNET0d956cc77a)return false;if(DATARMNET1476c48228->
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||||
DATARMNET0d956cc77a==(0xd11+230-0xdf3))return DATARMNET1476c48228->
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||||
DATARMNET0dc14167a1==DATARMNET57a0f36a25->DATARMNET0dc14167a1;return!
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ipv6_masked_addr_cmp(&DATARMNET1476c48228->DATARMNET5700daac01,&
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DATARMNET4c8c2ca74e,&DATARMNET57a0f36a25->DATARMNET5700daac01);}static struct
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DATARMNET41b426061d*DATARMNETcc0a01df2a(struct DATARMNET8d3c2559ca*
|
||||
DATARMNET54338da2ff)__must_hold(RCU){struct DATARMNET41b426061d*
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||||
DATARMNET63b1a086d5;hash_for_each_possible_rcu(DATARMNET78ed39f13b,
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||||
DATARMNET63b1a086d5,DATARMNETe8608dd267,DATARMNET54338da2ff->DATARMNET0dc14167a1
|
||||
){if(DATARMNET55aac1386b(&DATARMNET63b1a086d5->DATARMNET7ed5754a5c,
|
||||
DATARMNET54338da2ff))return DATARMNET63b1a086d5;}return NULL;}static int
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DATARMNETe98553a8fc(struct notifier_block*DATARMNET272c159b3c,unsigned long
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DATARMNET7f045a1e6e,void*data){struct net_device*DATARMNET00dcb79bc4=
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netdev_notifier_info_to_dev(data);struct DATARMNET41b426061d*DATARMNET2d4b4cfc9e
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;DATARMNET2d4b4cfc9e=container_of(DATARMNET272c159b3c,struct DATARMNET41b426061d
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,DATARMNET272c159b3c);if(!DATARMNET00dcb79bc4||strncmp(DATARMNET00dcb79bc4->name
|
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,DATARMNET2d4b4cfc9e->DATARMNET852d4d00e2,IFNAMSIZ))return NOTIFY_DONE;switch(
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DATARMNET7f045a1e6e){case NETDEV_UNREGISTER:if(DATARMNET2d4b4cfc9e->
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DATARMNET7ed5754a5c.DATARMNET57656f6f2f){dev_put(DATARMNET2d4b4cfc9e->
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DATARMNET7ed5754a5c.DATARMNET57656f6f2f);WRITE_ONCE(DATARMNET2d4b4cfc9e->
|
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DATARMNET7ed5754a5c.DATARMNET57656f6f2f,NULL);}break;case NETDEV_REGISTER:if(!
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DATARMNET2d4b4cfc9e->DATARMNET7ed5754a5c.DATARMNET57656f6f2f){dev_hold(
|
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DATARMNET00dcb79bc4);WRITE_ONCE(DATARMNET2d4b4cfc9e->DATARMNET7ed5754a5c.
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DATARMNET57656f6f2f,DATARMNET00dcb79bc4);}break;default:break;}return
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NOTIFY_DONE;}static int DATARMNET1ac13d5a2a(struct DATARMNET8d3c2559ca*
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DATARMNET7ed5754a5c,struct genl_info*DATARMNET54338da2ff)__must_hold(&
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DATARMNETf46fb02ac6){struct DATARMNET41b426061d*DATARMNET2d4b4cfc9e;int
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DATARMNET268a8314cf;rcu_read_lock();DATARMNET2d4b4cfc9e=DATARMNETcc0a01df2a(
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DATARMNET7ed5754a5c);if(DATARMNET2d4b4cfc9e){GENL_SET_ERR_MSG(
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DATARMNET54338da2ff,
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||||
"\x46\x57\x44\x20\x69\x6e\x66\x6f\x72\x6d\x61\x74\x69\x6f\x6e\x20\x61\x6c\x72\x65\x61\x64\x79\x20\x70\x72\x65\x73\x65\x6e\x74"
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||||
);rcu_read_unlock();return-EEXIST;}rcu_read_unlock();DATARMNET2d4b4cfc9e=kzalloc
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||||
(sizeof(*DATARMNET2d4b4cfc9e),GFP_KERNEL);if(!DATARMNET2d4b4cfc9e){
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GENL_SET_ERR_MSG(DATARMNET54338da2ff,
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||||
"\x43\x61\x6e\x6e\x6f\x74\x20\x61\x6c\x6c\x6f\x63\x61\x74\x65\x20\x46\x57\x44\x20\x63\x6f\x6e\x74\x65\x78\x74"
|
||||
);return-ENOMEM;}memcpy(&DATARMNET2d4b4cfc9e->DATARMNET7ed5754a5c,
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||||
DATARMNET7ed5754a5c,sizeof(*DATARMNET7ed5754a5c));DATARMNET2d4b4cfc9e->
|
||||
DATARMNET7ed5754a5c.DATARMNET57656f6f2f=NULL;strlcpy(DATARMNET2d4b4cfc9e->
|
||||
DATARMNET852d4d00e2,DATARMNET7ed5754a5c->DATARMNET57656f6f2f->name,IFNAMSIZ);
|
||||
DATARMNET2d4b4cfc9e->DATARMNET272c159b3c.notifier_call=DATARMNETe98553a8fc;
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||||
DATARMNET268a8314cf=register_netdevice_notifier(&DATARMNET2d4b4cfc9e->
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||||
DATARMNET272c159b3c);if(DATARMNET268a8314cf){GENL_SET_ERR_MSG(
|
||||
DATARMNET54338da2ff,
|
||||
"\x52\x65\x67\x69\x73\x74\x65\x72\x69\x6e\x67\x20\x46\x57\x44\x20\x6e\x6f\x74\x69\x66\x69\x65\x72\x20\x66\x61\x69\x6c\x65\x64"
|
||||
);kfree(DATARMNET2d4b4cfc9e);return DATARMNET268a8314cf;}INIT_HLIST_NODE(&
|
||||
DATARMNET2d4b4cfc9e->DATARMNETe8608dd267);hash_add_rcu(DATARMNET78ed39f13b,&
|
||||
DATARMNET2d4b4cfc9e->DATARMNETe8608dd267,DATARMNET7ed5754a5c->
|
||||
DATARMNET0dc14167a1);return(0xd2d+202-0xdf7);}static void DATARMNET70718e4fdd(
|
||||
struct rcu_head*DATARMNET28bfe9e6ad){struct DATARMNET41b426061d*
|
||||
DATARMNET63b1a086d5;DATARMNET63b1a086d5=container_of(DATARMNET28bfe9e6ad,struct
|
||||
DATARMNET41b426061d,DATARMNET28bfe9e6ad);if(DATARMNET63b1a086d5)kfree(
|
||||
DATARMNET63b1a086d5);}static int DATARMNET6518a28641(struct DATARMNET41b426061d*
|
||||
DATARMNET2d4b4cfc9e)__must_hold(&DATARMNETf46fb02ac6){int DATARMNET268a8314cf;
|
||||
DATARMNET268a8314cf=unregister_netdevice_notifier(&DATARMNET2d4b4cfc9e->
|
||||
DATARMNET272c159b3c);if(DATARMNET268a8314cf)return DATARMNET268a8314cf;
|
||||
hash_del_rcu(&DATARMNET2d4b4cfc9e->DATARMNETe8608dd267);DATARMNETedae8262e1(&
|
||||
DATARMNET2d4b4cfc9e->DATARMNET7ed5754a5c);call_rcu(&DATARMNET2d4b4cfc9e->
|
||||
DATARMNET28bfe9e6ad,DATARMNET70718e4fdd);return DATARMNET268a8314cf;}static int
|
||||
DATARMNET6b6be8e27f(struct DATARMNET8d3c2559ca*DATARMNET7ed5754a5c,struct
|
||||
genl_info*DATARMNET54338da2ff)__must_hold(&DATARMNETf46fb02ac6){struct
|
||||
DATARMNET41b426061d*DATARMNET2d4b4cfc9e;int DATARMNET268a8314cf;rcu_read_lock();
|
||||
DATARMNET2d4b4cfc9e=DATARMNETcc0a01df2a(DATARMNET7ed5754a5c);rcu_read_unlock();
|
||||
if(!DATARMNET2d4b4cfc9e){GENL_SET_ERR_MSG(DATARMNET54338da2ff,
|
||||
"\x4e\x6f\x20\x73\x75\x63\x68\x20\x46\x57\x44\x20\x69\x6e\x66\x6f\x72\x6d\x61\x74\x69\x6f\x6e"
|
||||
);return-ESRCH;}if(strncmp(DATARMNET2d4b4cfc9e->DATARMNET852d4d00e2,
|
||||
DATARMNET7ed5754a5c->DATARMNET57656f6f2f->name,IFNAMSIZ)){GENL_SET_ERR_MSG(
|
||||
DATARMNET54338da2ff,
|
||||
"\x49\x6e\x63\x6f\x72\x72\x65\x63\x74\x20\x46\x57\x44\x20\x64\x65\x76\x69\x63\x65"
|
||||
);return-ENODEV;}DATARMNET268a8314cf=DATARMNET6518a28641(DATARMNET2d4b4cfc9e);if
|
||||
(DATARMNET268a8314cf){GENL_SET_ERR_MSG(DATARMNET54338da2ff,
|
||||
"\x55\x6e\x72\x65\x67\x69\x73\x74\x65\x72\x69\x6e\x67\x20\x6e\x6f\x74\x69\x66\x69\x65\x72\x20\x66\x61\x69\x6c\x65\x64"
|
||||
);return DATARMNET268a8314cf;}return DATARMNET268a8314cf;}static void
|
||||
DATARMNETe5b03fe375(void){struct DATARMNET41b426061d*DATARMNET54338da2ff;struct
|
||||
hlist_node*DATARMNET0386f6f82a;int DATARMNET5c2fd31d7b;mutex_lock(&
|
||||
DATARMNETf46fb02ac6);hash_for_each_safe(DATARMNET78ed39f13b,DATARMNET5c2fd31d7b,
|
||||
DATARMNET0386f6f82a,DATARMNET54338da2ff,DATARMNETe8608dd267)DATARMNET6518a28641(
|
||||
DATARMNET54338da2ff);mutex_unlock(&DATARMNETf46fb02ac6);}static
|
||||
rx_handler_result_t DATARMNET37a92021f9(struct sk_buff**DATARMNET89946cec52){
|
||||
struct DATARMNET0ca9d8ead7 DATARMNETa76763310b={};struct DATARMNETb89ecedefc
|
||||
DATARMNET3396919a68={};struct DATARMNET41b426061d*DATARMNET72f0eefdce;struct
|
||||
DATARMNET8d3c2559ca*DATARMNET2d4b4cfc9e,DATARMNET54338da2ff;struct sk_buff*
|
||||
DATARMNET543491eb0f=*DATARMNET89946cec52;rx_handler_result_t DATARMNET1dec89a127
|
||||
=RX_HANDLER_PASS;int DATARMNET611d08d671;if(!DATARMNET543491eb0f||
|
||||
DATARMNET543491eb0f->pkt_type==PACKET_LOOPBACK)return DATARMNET1dec89a127;
|
||||
rcu_read_lock();DATARMNET5ca94dbc3c(DATARMNET735bb8578c);if(DATARMNET543491eb0f
|
||||
->protocol==htons(ETH_P_IP)){struct iphdr*DATARMNET86f1f2cdc9=ip_hdr(
|
||||
DATARMNET543491eb0f);if(DATARMNET86f1f2cdc9->protocol==IPPROTO_ICMP){
|
||||
DATARMNETa76763310b.DATARMNETdfe430c2d6=DATARMNET86f1f2cdc9->daddr;
|
||||
DATARMNETa76763310b.DATARMNET2cb607d686=DATARMNET86f1f2cdc9->saddr;
|
||||
DATARMNETa76763310b.DATARMNET0d956cc77a=(0xd11+230-0xdf3);DATARMNET2d4b4cfc9e=
|
||||
DATARMNET07f0e0f286(&DATARMNETa76763310b);if(DATARMNET2d4b4cfc9e)goto
|
||||
DATARMNET1e5291b369;}DATARMNET54338da2ff.DATARMNET0dc14167a1=DATARMNET86f1f2cdc9
|
||||
->daddr;DATARMNET54338da2ff.DATARMNET0d956cc77a=(0xd11+230-0xdf3);
|
||||
DATARMNET72f0eefdce=DATARMNETcc0a01df2a(&DATARMNET54338da2ff);if(!
|
||||
DATARMNET72f0eefdce)goto DATARMNETbf4095f79e;DATARMNET2d4b4cfc9e=&
|
||||
DATARMNET72f0eefdce->DATARMNET7ed5754a5c;DATARMNET3396919a68.DATARMNET0d956cc77a
|
||||
=(0xd11+230-0xdf3);DATARMNET3396919a68.DATARMNET4924e79411=DATARMNET86f1f2cdc9->
|
||||
protocol;DATARMNET611d08d671=DATARMNET86f1f2cdc9->ihl*(0xd11+230-0xdf3);if(
|
||||
ip_is_fragment(DATARMNET86f1f2cdc9)){if(!DATARMNET579f75aa50(DATARMNET543491eb0f
|
||||
,DATARMNET611d08d671,&DATARMNET3396919a68,DATARMNET2d4b4cfc9e))
|
||||
DATARMNET1dec89a127=RX_HANDLER_CONSUMED;goto DATARMNETbf4095f79e;}}else if(
|
||||
DATARMNET543491eb0f->protocol==htons(ETH_P_IPV6)){struct ipv6hdr*
|
||||
DATARMNETbf55123e5b=ipv6_hdr(DATARMNET543491eb0f);__be16 frag_off;u8
|
||||
DATARMNET65293f17c4;DATARMNET65293f17c4=DATARMNETbf55123e5b->nexthdr;
|
||||
DATARMNET611d08d671=ipv6_skip_exthdr(DATARMNET543491eb0f,sizeof(*
|
||||
DATARMNETbf55123e5b),&DATARMNET65293f17c4,&frag_off);if(DATARMNET611d08d671<
|
||||
(0xd2d+202-0xdf7))goto DATARMNETbf4095f79e;if(DATARMNET65293f17c4==
|
||||
IPPROTO_ICMPV6){memcpy(&DATARMNETa76763310b.DATARMNET815cbb4bf5,&
|
||||
DATARMNETbf55123e5b->daddr,sizeof(DATARMNETa76763310b.DATARMNET815cbb4bf5));
|
||||
memcpy(&DATARMNETa76763310b.DATARMNETc3f31215b7,&DATARMNETbf55123e5b->saddr,
|
||||
sizeof(DATARMNETa76763310b.DATARMNETc3f31215b7));DATARMNETa76763310b.
|
||||
DATARMNET0d956cc77a=(0xd03+244-0xdf1);DATARMNET2d4b4cfc9e=DATARMNET07f0e0f286(&
|
||||
DATARMNETa76763310b);if(DATARMNET2d4b4cfc9e)goto DATARMNET1e5291b369;}memcpy(&
|
||||
DATARMNET54338da2ff.DATARMNET5700daac01,&DATARMNETbf55123e5b->daddr,sizeof(
|
||||
DATARMNET54338da2ff.DATARMNET5700daac01));DATARMNET54338da2ff.
|
||||
DATARMNET0d956cc77a=(0xd03+244-0xdf1);DATARMNET72f0eefdce=DATARMNETcc0a01df2a(&
|
||||
DATARMNET54338da2ff);if(!DATARMNET72f0eefdce)goto DATARMNETbf4095f79e;
|
||||
DATARMNET2d4b4cfc9e=&DATARMNET72f0eefdce->DATARMNET7ed5754a5c;
|
||||
DATARMNET3396919a68.DATARMNET0d956cc77a=(0xd03+244-0xdf1);DATARMNET3396919a68.
|
||||
DATARMNET4924e79411=DATARMNET65293f17c4;if(frag_off){if(!DATARMNETaca8ca54ed(
|
||||
DATARMNET543491eb0f,DATARMNET611d08d671,&DATARMNET3396919a68,DATARMNET2d4b4cfc9e
|
||||
))DATARMNET1dec89a127=RX_HANDLER_CONSUMED;goto DATARMNETbf4095f79e;}}else{goto
|
||||
DATARMNETbf4095f79e;}if(DATARMNET3396919a68.DATARMNET4924e79411==IPPROTO_TCP||
|
||||
DATARMNET3396919a68.DATARMNET4924e79411==IPPROTO_UDP){struct udphdr*
|
||||
DATARMNET75be5f3406=(struct udphdr*)(DATARMNET543491eb0f->data+
|
||||
DATARMNET611d08d671);DATARMNET3396919a68.DATARMNETf0d9de7e2f=DATARMNET75be5f3406
|
||||
->dest;if(DATARMNETa8b2566e6a(DATARMNET543491eb0f,&DATARMNET3396919a68,
|
||||
DATARMNET611d08d671)){DATARMNET5ca94dbc3c(DATARMNETd1ad664d00);goto
|
||||
DATARMNETbf4095f79e;}}else if(DATARMNET3396919a68.DATARMNET4924e79411==
|
||||
IPPROTO_ESP){struct ip_esp_hdr*DATARMNET73ee6a7020=(struct ip_esp_hdr*)(
|
||||
DATARMNET543491eb0f->data+DATARMNET611d08d671);DATARMNET3396919a68.
|
||||
DATARMNET906b2ee561=DATARMNET73ee6a7020->spi;}else{goto DATARMNETbf4095f79e;}if(
|
||||
DATARMNET4eafcdee07(&DATARMNET3396919a68))goto DATARMNET1e5291b369;goto
|
||||
DATARMNETbf4095f79e;DATARMNET1e5291b369:if(!DATARMNET4899053671(
|
||||
DATARMNET543491eb0f,DATARMNET2d4b4cfc9e))DATARMNET1dec89a127=RX_HANDLER_CONSUMED
|
||||
;DATARMNETbf4095f79e:rcu_read_unlock();return DATARMNET1dec89a127;}static int
|
||||
DATARMNET0ed065ddb7(struct notifier_block*DATARMNET272c159b3c,unsigned long
|
||||
DATARMNET7f045a1e6e,void*data){struct net_device*DATARMNET00dcb79bc4=
|
||||
netdev_notifier_info_to_dev(data);if(!DATARMNET00dcb79bc4||strncmp(
|
||||
DATARMNET00dcb79bc4->name,DATARMNET30500ba48c,IFNAMSIZ))return NOTIFY_DONE;
|
||||
switch(DATARMNET7f045a1e6e){case NETDEV_UNREGISTER:netdev_rx_handler_unregister(
|
||||
DATARMNET00dcb79bc4);break;case NETDEV_REGISTER:if(netdev_rx_handler_register(
|
||||
DATARMNET00dcb79bc4,DATARMNET37a92021f9,NULL))pr_err(
|
||||
"\x25\x73\x28\x29\x3a\x20\x52\x65\x67\x69\x73\x74\x65\x72\x69\x6e\x67\x20\x68\x61\x6e\x64\x6c\x65\x72\x20\x66\x61\x69\x6c\x65\x64" "\n"
|
||||
,__func__);break;default:break;}return NOTIFY_DONE;}static struct notifier_block
|
||||
DATARMNETa1726000d8={.notifier_call=DATARMNET0ed065ddb7,};static int
|
||||
DATARMNET116f9a46aa(void){int DATARMNET268a8314cf;if(!DATARMNET30500ba48c[
|
||||
(0xd2d+202-0xdf7)])return(0xd2d+202-0xdf7);DATARMNET268a8314cf=
|
||||
unregister_netdevice_notifier(&DATARMNETa1726000d8);if(!DATARMNET268a8314cf)
|
||||
DATARMNET30500ba48c[(0xd2d+202-0xdf7)]=(0xd2d+202-0xdf7);return
|
||||
DATARMNET268a8314cf;}static void DATARMNETbb4efa5b3d(void){DATARMNET116f9a46aa()
|
||||
;DATARMNETfbd1701415=(0xd2d+202-0xdf7);DATARMNET8c0e010dfb();DATARMNETe5b03fe375
|
||||
();DATARMNETad43e44c7e();}int DATARMNET4899053671(struct sk_buff*
|
||||
DATARMNET543491eb0f,struct DATARMNET8d3c2559ca*DATARMNET54338da2ff){struct
|
||||
net_device*DATARMNET00dcb79bc4;DATARMNET00dcb79bc4=READ_ONCE(DATARMNET54338da2ff
|
||||
->DATARMNET57656f6f2f);if(!DATARMNET00dcb79bc4){DATARMNET5ca94dbc3c(
|
||||
DATARMNET591885a019);return-ENODEV;}DATARMNET543491eb0f->dev=DATARMNET00dcb79bc4
|
||||
;dev_queue_xmit(DATARMNET543491eb0f);DATARMNET5ca94dbc3c(DATARMNETf4c2a83526);
|
||||
return(0xd2d+202-0xdf7);}bool DATARMNET4eafcdee07(struct DATARMNETb89ecedefc*
|
||||
DATARMNET3396919a68)__must_hold(RCU){struct DATARMNET745f724205*
|
||||
DATARMNET63b1a086d5;hash_for_each_possible_rcu(DATARMNET1903907456,
|
||||
DATARMNET63b1a086d5,DATARMNETe8608dd267,DATARMNET3396919a68->DATARMNETf0d9de7e2f
|
||||
){if(DATARMNET1e31b22eff(&DATARMNET63b1a086d5->DATARMNET54338da2ff,
|
||||
DATARMNET3396919a68))return true;}return false;}int DATARMNET53f12a0f7d(struct
|
||||
DATARMNETb89ecedefc*DATARMNETcadc2ef9aa,u32 DATARMNETef77661260,struct genl_info
|
||||
*DATARMNET54338da2ff){int DATARMNET268a8314cf;u32 DATARMNETefc9df3df2;mutex_lock
|
||||
(&DATARMNET63a2b7773e);for(DATARMNETefc9df3df2=(0xd2d+202-0xdf7);
|
||||
DATARMNETefc9df3df2<DATARMNETef77661260;DATARMNETefc9df3df2++){
|
||||
DATARMNET268a8314cf=DATARMNET0b72d312f9(&DATARMNETcadc2ef9aa[DATARMNETefc9df3df2
|
||||
],DATARMNET54338da2ff);if(DATARMNET268a8314cf){if(DATARMNET268a8314cf==-EEXIST)
|
||||
DATARMNET268a8314cf=(0xd2d+202-0xdf7);else break;}}mutex_unlock(&
|
||||
DATARMNET63a2b7773e);return DATARMNET268a8314cf;}int DATARMNET07f6485c9b(struct
|
||||
DATARMNETb89ecedefc*DATARMNETcadc2ef9aa,u32 DATARMNETef77661260,struct genl_info
|
||||
*DATARMNET54338da2ff){int DATARMNET268a8314cf;u32 DATARMNETefc9df3df2;mutex_lock
|
||||
(&DATARMNET63a2b7773e);for(DATARMNETefc9df3df2=(0xd2d+202-0xdf7);
|
||||
DATARMNETefc9df3df2<DATARMNETef77661260;DATARMNETefc9df3df2++){
|
||||
DATARMNET268a8314cf=DATARMNET79343e3135(&DATARMNETcadc2ef9aa[DATARMNETefc9df3df2
|
||||
],DATARMNET54338da2ff);if(DATARMNET268a8314cf){if(DATARMNET268a8314cf==-ESRCH)
|
||||
DATARMNET268a8314cf=(0xd2d+202-0xdf7);else break;}}mutex_unlock(&
|
||||
DATARMNET63a2b7773e);return DATARMNET268a8314cf;}int DATARMNET97b2388e63(char*
|
||||
DATARMNET852d4d00e2,struct genl_info*DATARMNET54338da2ff){int
|
||||
DATARMNET268a8314cf;if(!strncmp(DATARMNET30500ba48c,DATARMNET852d4d00e2,IFNAMSIZ
|
||||
)){GENL_SET_ERR_MSG(DATARMNET54338da2ff,
|
||||
"\x44\x65\x76\x69\x63\x65\x20\x69\x73\x20\x61\x6c\x72\x65\x61\x64\x79\x20\x73\x65\x74"
|
||||
);return(0xd2d+202-0xdf7);}DATARMNET268a8314cf=DATARMNET116f9a46aa();if(
|
||||
DATARMNET268a8314cf){GENL_SET_ERR_MSG(DATARMNET54338da2ff,
|
||||
"\x4b\x65\x72\x6e\x65\x6c\x20\x65\x72\x72\x6f\x72\x2c\x20\x6e\x6f\x74\x69\x66\x69\x65\x72\x20\x75\x6e\x72\x65\x67\x69\x73\x74\x65\x72\x20\x66\x61\x69\x6c\x65\x64"
|
||||
);return DATARMNET268a8314cf;}strlcpy(DATARMNET30500ba48c,DATARMNET852d4d00e2,
|
||||
IFNAMSIZ);DATARMNET268a8314cf=register_netdevice_notifier(&DATARMNETa1726000d8);
|
||||
if(DATARMNET268a8314cf){GENL_SET_ERR_MSG(DATARMNET54338da2ff,
|
||||
"\x4b\x65\x72\x6e\x65\x6c\x20\x65\x72\x72\x6f\x72\x2c\x20\x6e\x6f\x74\x69\x66\x69\x65\x72\x20\x66\x61\x69\x6c\x65\x64"
|
||||
);DATARMNET30500ba48c[(0xd2d+202-0xdf7)]=(0xd2d+202-0xdf7);}return
|
||||
DATARMNET268a8314cf;}int DATARMNETa903cd5994(char*DATARMNET852d4d00e2,struct
|
||||
genl_info*DATARMNET54338da2ff){return DATARMNET116f9a46aa();}int
|
||||
DATARMNET947eb110d2(struct DATARMNET8d3c2559ca*DATARMNET2d4b4cfc9e,struct
|
||||
genl_info*DATARMNET54338da2ff){int DATARMNET268a8314cf;mutex_lock(&
|
||||
DATARMNETf46fb02ac6);DATARMNET268a8314cf=DATARMNET1ac13d5a2a(DATARMNET2d4b4cfc9e
|
||||
,DATARMNET54338da2ff);mutex_unlock(&DATARMNETf46fb02ac6);return
|
||||
DATARMNET268a8314cf;}int DATARMNETb8b35fdc18(struct DATARMNET8d3c2559ca*
|
||||
DATARMNET2d4b4cfc9e,struct genl_info*DATARMNET54338da2ff){int
|
||||
DATARMNET268a8314cf;mutex_lock(&DATARMNETf46fb02ac6);DATARMNET268a8314cf=
|
||||
DATARMNET6b6be8e27f(DATARMNET2d4b4cfc9e,DATARMNET54338da2ff);mutex_unlock(&
|
||||
DATARMNETf46fb02ac6);return DATARMNET268a8314cf;}int DATARMNET8d5a5a7047(__be16
|
||||
DATARMNETf0d9de7e2f,struct genl_info*DATARMNET54338da2ff){WRITE_ONCE(
|
||||
DATARMNETfbd1701415,DATARMNETf0d9de7e2f);return(0xd2d+202-0xdf7);}int
|
||||
DATARMNETc97c6a4265(__be16 DATARMNETf0d9de7e2f,struct genl_info*
|
||||
DATARMNET54338da2ff){__be16 DATARMNET07fc49caf2=READ_ONCE(DATARMNETfbd1701415);
|
||||
if(DATARMNET07fc49caf2!=DATARMNETf0d9de7e2f){GENL_SET_ERR_MSG(
|
||||
DATARMNET54338da2ff,
|
||||
"\x49\x6e\x76\x61\x6c\x69\x64\x20\x70\x6f\x72\x74\x20\x69\x6e\x66\x6f\x72\x6d\x61\x74\x69\x6f\x6e"
|
||||
);return-EINVAL;}WRITE_ONCE(DATARMNETfbd1701415,(0xd2d+202-0xdf7));return
|
||||
(0xd2d+202-0xdf7);}bool DATARMNETa8b2566e6a(struct sk_buff*DATARMNET543491eb0f,
|
||||
struct DATARMNETb89ecedefc*DATARMNET3396919a68,int DATARMNET611d08d671){struct
|
||||
udphdr*DATARMNET75be5f3406,DATARMNETc82d2f4e16;__be32*DATARMNETdf2dbc641f,
|
||||
DATARMNET6c56902362;if(DATARMNET3396919a68->DATARMNET4924e79411!=IPPROTO_UDP||
|
||||
DATARMNET3396919a68->DATARMNETf0d9de7e2f!=READ_ONCE(DATARMNETfbd1701415))return
|
||||
false;DATARMNET75be5f3406=skb_header_pointer(DATARMNET543491eb0f,
|
||||
DATARMNET611d08d671,sizeof(*DATARMNET75be5f3406),&DATARMNETc82d2f4e16);if(!
|
||||
DATARMNET75be5f3406)return false;if(DATARMNET75be5f3406->source==htons(
|
||||
(0xdf7+6169-0x241c)))return false;DATARMNETdf2dbc641f=skb_header_pointer(
|
||||
DATARMNET543491eb0f,DATARMNET611d08d671+sizeof(*DATARMNET75be5f3406),sizeof(*
|
||||
DATARMNETdf2dbc641f),&DATARMNET6c56902362);if(!DATARMNETdf2dbc641f)return false;
|
||||
return!!(*DATARMNETdf2dbc641f);}int DATARMNET078f6bd384(void){
|
||||
DATARMNETbb4efa5b3d();return(0xd2d+202-0xdf7);}void DATARMNETfae36afa03(void){
|
||||
DATARMNETbb4efa5b3d();}
|
||||
Reference in New Issue
Block a user