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wlan: If8a19284d46140b2e7645ea66805f6f221980dfb

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Update to If8a19284d46140b2e7645ea66805f6f221980dfb

CRs-Fixed: 3459335
Change-Id: If8a19284d46140b2e7645ea66805f6f221980dfb
Signed-off-by: Subash Abhinov Kasiviswanathan <quic_subashab@quicinc.com>
This commit is contained in:
Subash Abhinov Kasiviswanathan
2023-04-19 01:51:18 -06:00
parent 29f73e997b
commit 12f342d28b
3 changed files with 99 additions and 62 deletions
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130
wlan/rmnet_wlan_connection.c
View File

@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-only
/* Copyright (c) 2021, The Linux Foundation. All rights reserved.
* Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
* Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved.
*
* RMNET WLAN connection management framework
*
@@ -31,9 +31,11 @@ struct DATARMNET4f49486833{struct hlist_node DATARMNETe8608dd267;struct rcu_head
DATARMNET28bfe9e6ad;struct hrtimer DATARMNET9f31ce5d2d;struct
DATARMNET0ca9d8ead7 DATARMNET54338da2ff;struct DATARMNET8d3c2559ca
DATARMNET7ed5754a5c;};static DEFINE_SPINLOCK(DATARMNET820642743b);static
DEFINE_HASHTABLE(DATARMNET5413d6f8ec,DATARMNETeaf0945284);static bool
DATARMNET5f3c9ed4da(struct DATARMNET0ca9d8ead7*DATARMNET75decd6f60,struct
DATARMNET0ca9d8ead7*DATARMNET6745cad668){if(DATARMNET75decd6f60->
DEFINE_HASHTABLE(DATARMNET5413d6f8ec,DATARMNETeaf0945284);
#define DATARMNET898fc3651c (0xef7+694-0x112d)
#define DATARMNET20defbe7a0 (0xf07+3965-0x1a3c)
static bool DATARMNET5f3c9ed4da(struct DATARMNET0ca9d8ead7*DATARMNET75decd6f60,
struct DATARMNET0ca9d8ead7*DATARMNET6745cad668){if(DATARMNET75decd6f60->
DATARMNET0d956cc77a!=DATARMNET6745cad668->DATARMNET0d956cc77a)return false;if(
DATARMNET75decd6f60->DATARMNET0d956cc77a==(0xd11+230-0xdf3))return
DATARMNET75decd6f60->DATARMNETdfe430c2d6==DATARMNET6745cad668->
@@ -124,7 +126,7 @@ DATARMNETc1174a0f45;}DATARMNET099aa93adc.flowi4_oif=DATARMNET39542b437e->ifindex
;DATARMNET099aa93adc.flowi4_flags=FLOWI_FLAG_KNOWN_NH;DATARMNET066b8bd537=
ip_route_output_key(&init_net,&DATARMNET099aa93adc);if(IS_ERR(
DATARMNET066b8bd537)){DATARMNET17f6bc1be5(DATARMNET8a15bcdcc7);goto
DATARMNET74b365f6cc;}}memcpy(&DATARMNET099aa93adc.saddr,&DATARMNET86f1f2cdc9->
DATARMNETc1174a0f45;}}memcpy(&DATARMNET099aa93adc.saddr,&DATARMNET86f1f2cdc9->
saddr,sizeof(__be32));DATARMNETb5af46179c=xfrm_lookup(&init_net,&
DATARMNET066b8bd537->dst,flowi4_to_flowi(&DATARMNET099aa93adc),NULL,
(0xd2d+202-0xdf7));DATARMNET066b8bd537=(struct rtable*)DATARMNETb5af46179c;if(
@@ -149,7 +151,7 @@ DATARMNET39542b437e){DATARMNET17f6bc1be5(DATARMNET7c6c30b7d2);goto
DATARMNETc1174a0f45;}DATARMNET8fbe36a2fa.flowi6_oif=DATARMNET39542b437e->ifindex
;DATARMNET8fbe36a2fa.flowi6_flags=FLOWI_FLAG_KNOWN_NH;dst=ipv6_stub->
ipv6_dst_lookup_flow(&init_net,NULL,&DATARMNET8fbe36a2fa,NULL);if(IS_ERR(dst)){
DATARMNET17f6bc1be5(DATARMNET39d80cc483);goto DATARMNET74b365f6cc;}}
DATARMNET17f6bc1be5(DATARMNET39d80cc483);goto DATARMNETc1174a0f45;}}
DATARMNETb5af46179c=xfrm_lookup(&init_net,dst,flowi6_to_flowi(&
DATARMNET8fbe36a2fa),NULL,(0xd2d+202-0xdf7));DATARMNET066b8bd537=(struct rtable*
)DATARMNETb5af46179c;if(IS_ERR(DATARMNET066b8bd537)){DATARMNET17f6bc1be5(
@@ -177,7 +179,7 @@ DATARMNETc1174a0f45;}DATARMNET099aa93adc.flowi4_oif=DATARMNET39542b437e->ifindex
;DATARMNET099aa93adc.flowi4_flags=FLOWI_FLAG_KNOWN_NH;DATARMNET066b8bd537=
ip_route_output_key(&init_net,&DATARMNET099aa93adc);if(IS_ERR(
DATARMNET066b8bd537)){DATARMNET17f6bc1be5(DATARMNET101af46c1c);goto
DATARMNET74b365f6cc;}}memcpy(&DATARMNET099aa93adc.saddr,&DATARMNET86f1f2cdc9->
DATARMNETc1174a0f45;}}memcpy(&DATARMNET099aa93adc.saddr,&DATARMNET86f1f2cdc9->
saddr,sizeof(__be32));DATARMNETb5af46179c=xfrm_lookup(&init_net,&
DATARMNET066b8bd537->dst,flowi4_to_flowi(&DATARMNET099aa93adc),NULL,
(0xd2d+202-0xdf7));DATARMNET066b8bd537=(struct rtable*)DATARMNETb5af46179c;if(
@@ -202,15 +204,46 @@ DATARMNET39542b437e){DATARMNET17f6bc1be5(DATARMNETf326b7c906);goto
DATARMNETc1174a0f45;}DATARMNET8fbe36a2fa.flowi6_oif=DATARMNET39542b437e->ifindex
;DATARMNET8fbe36a2fa.flowi6_flags=FLOWI_FLAG_KNOWN_NH;dst=ipv6_stub->
ipv6_dst_lookup_flow(&init_net,NULL,&DATARMNET8fbe36a2fa,NULL);if(IS_ERR(dst)){
DATARMNET17f6bc1be5(DATARMNET544d78ede7);goto DATARMNET74b365f6cc;}}
DATARMNET17f6bc1be5(DATARMNET544d78ede7);goto DATARMNETc1174a0f45;}}
DATARMNETb5af46179c=xfrm_lookup(&init_net,dst,flowi6_to_flowi(&
DATARMNET8fbe36a2fa),NULL,(0xd2d+202-0xdf7));DATARMNET066b8bd537=(struct rtable*
)DATARMNETb5af46179c;if(IS_ERR(DATARMNET066b8bd537)){DATARMNET17f6bc1be5(
DATARMNET97b44d0c09);goto DATARMNETc1174a0f45;}skb_dst_set(DATARMNET543491eb0f,
DATARMNETb5af46179c);dst_output(&init_net,NULL,DATARMNET543491eb0f);
DATARMNET17f6bc1be5(DATARMNETf954265acb);return RX_HANDLER_CONSUMED;}
DATARMNET74b365f6cc:return RX_HANDLER_PASS;DATARMNETc1174a0f45:kfree_skb(
DATARMNET543491eb0f);return RX_HANDLER_CONSUMED;}static rx_handler_result_t
DATARMNETc1174a0f45:kfree_skb(DATARMNET543491eb0f);return RX_HANDLER_CONSUMED;}
static rx_handler_result_t DATARMNET6e2f632fce(struct sk_buff*
DATARMNET543491eb0f,uint8_t DATARMNET1a901c3d09){struct sk_buff*
DATARMNETb6d6995997=NULL;unsigned int DATARMNETc26140baf9=(0xd2d+202-0xdf7);
unsigned int DATARMNET3301d81682=(0xd2d+202-0xdf7);struct ipv6hdr*
DATARMNETbf55123e5b,*DATARMNET0b51978dd7;struct frag_hdr*DATARMNET2d5a34898d,*
DATARMNET4a64bfeda0;if(skb_linearize(DATARMNET543491eb0f)){DATARMNET17f6bc1be5(
DATARMNET4f59e3a6e4);goto DATARMNET27d4697979;}if(DATARMNET543491eb0f->protocol
!=htons(ETH_P_IPV6)){DATARMNET17f6bc1be5(DATARMNET87c37ed8cc);goto
DATARMNETb042feb7e2;}DATARMNETb6d6995997=skb_copy_expand(DATARMNET543491eb0f,
DATARMNET898fc3651c,DATARMNET898fc3651c,GFP_ATOMIC);if(!DATARMNETb6d6995997){
DATARMNET17f6bc1be5(DATARMNET03b5eea9bc);goto DATARMNETb042feb7e2;}
DATARMNETbf55123e5b=(struct ipv6hdr*)(DATARMNET543491eb0f->data);
DATARMNET0b51978dd7=(struct ipv6hdr*)(DATARMNETb6d6995997->data);
DATARMNET2d5a34898d=(struct frag_hdr*)((char*)DATARMNET543491eb0f->data+sizeof(
struct ipv6hdr));DATARMNET4a64bfeda0=(struct frag_hdr*)((char*)
DATARMNETb6d6995997->data+sizeof(struct ipv6hdr));DATARMNETc26140baf9=ntohs(
DATARMNETbf55123e5b->payload_len)-sizeof(struct frag_hdr);DATARMNET3301d81682=
DATARMNETc26140baf9-DATARMNET20defbe7a0;memcpy(DATARMNETb6d6995997->data+sizeof(
struct ipv6hdr)+sizeof(struct frag_hdr),DATARMNET543491eb0f->data+sizeof(struct
ipv6hdr)+sizeof(struct frag_hdr)+DATARMNET20defbe7a0,DATARMNET3301d81682);
DATARMNET2d5a34898d->frag_off=(0xd2d+202-0xdf7);DATARMNET2d5a34898d->frag_off|=
htons(IP6_MF);skb_trim(DATARMNET543491eb0f,sizeof(struct ipv6hdr)+sizeof(struct
frag_hdr)+DATARMNET20defbe7a0);DATARMNETbf55123e5b->payload_len=htons(sizeof(
struct frag_hdr)+DATARMNET20defbe7a0);DATARMNET4a64bfeda0->frag_off=
(0xd2d+202-0xdf7);DATARMNET4a64bfeda0->frag_off=htons(DATARMNET20defbe7a0);
DATARMNET4a64bfeda0->frag_off|=htons(IP6_MF);skb_trim(DATARMNETb6d6995997,sizeof
(struct ipv6hdr)+sizeof(struct frag_hdr)+DATARMNET3301d81682);
DATARMNET0b51978dd7->payload_len=htons(sizeof(struct frag_hdr)+
DATARMNET3301d81682);DATARMNETc9ed97754a(DATARMNET543491eb0f,DATARMNET1a901c3d09
);DATARMNETc9ed97754a(DATARMNETb6d6995997,DATARMNET1a901c3d09);goto
DATARMNET27d4697979;DATARMNETb042feb7e2:kfree_skb(DATARMNET543491eb0f);
DATARMNET27d4697979:return RX_HANDLER_CONSUMED;}static rx_handler_result_t
DATARMNET68fe094884(struct sk_buff**DATARMNET89946cec52){struct
DATARMNET0ca9d8ead7 DATARMNETa76763310b={};struct DATARMNET4f49486833*
DATARMNET63b1a086d5;struct sk_buff*DATARMNET543491eb0f=*DATARMNET89946cec52;
@@ -234,40 +267,42 @@ rcu_read_lock();DATARMNET8184934307=DATARMNETcc0a01df2a(&DATARMNET2d4b4cfc9e);
rcu_read_unlock();if(!DATARMNET8184934307)goto DATARMNETbf4095f79e;
DATARMNET1a901c3d09=DATARMNET8184934307->DATARMNET7ed5754a5c.DATARMNET9954a624ac
;if(DATARMNET1a901c3d09==DATARMNETdcafdec32a)goto DATARMNETbf4095f79e;if(
DATARMNET543491eb0f->dev&&DATARMNET1a901c3d09==DATARMNET9bfbc31cd6)nf_ct_set(
DATARMNET543491eb0f,NULL,IP_CT_UNTRACKED);if(DATARMNET543491eb0f->protocol==
htons(ETH_P_IP)){struct iphdr*DATARMNET86f1f2cdc9,DATARMNETbf6548198e;
DATARMNET86f1f2cdc9=skb_header_pointer(DATARMNET543491eb0f,(0xd2d+202-0xdf7),
sizeof(*DATARMNET86f1f2cdc9),&DATARMNETbf6548198e);if(!DATARMNET86f1f2cdc9)goto
DATARMNETbf4095f79e;if(DATARMNET86f1f2cdc9->protocol==IPPROTO_TCP)goto
DATARMNET9b3d23a43b;if(DATARMNET86f1f2cdc9->protocol!=IPPROTO_ICMP)goto
DATARMNETbf4095f79e;DATARMNETa76763310b.DATARMNETdfe430c2d6=DATARMNET86f1f2cdc9
->saddr;DATARMNETa76763310b.DATARMNET2cb607d686=DATARMNET86f1f2cdc9->daddr;
DATARMNETa76763310b.DATARMNET0d956cc77a=(0xd11+230-0xdf3);}else if(
DATARMNET543491eb0f->protocol==htons(ETH_P_IPV6)){struct ipv6hdr*
DATARMNETbf55123e5b,DATARMNETcf1d9e2c1e;__be16 frag_off;u8 DATARMNET65293f17c4;
DATARMNETbf55123e5b=skb_header_pointer(DATARMNET543491eb0f,(0xd2d+202-0xdf7),
sizeof(*DATARMNETbf55123e5b),&DATARMNETcf1d9e2c1e);if(!DATARMNETbf55123e5b)goto
DATARMNETbf4095f79e;DATARMNET65293f17c4=DATARMNETbf55123e5b->nexthdr;if(
ipv6_skip_exthdr(DATARMNET543491eb0f,sizeof(*DATARMNETbf55123e5b),&
DATARMNET65293f17c4,&frag_off)<(0xd2d+202-0xdf7))goto DATARMNETbf4095f79e;if(
frag_off&&DATARMNET65293f17c4==NEXTHDR_FRAGMENT)goto DATARMNETbf4095f79e;if(
DATARMNET65293f17c4==IPPROTO_TCP)goto DATARMNET9b3d23a43b;if(DATARMNET65293f17c4
!=IPPROTO_ICMPV6)goto DATARMNETbf4095f79e;memcpy(&DATARMNETa76763310b.
DATARMNET815cbb4bf5,&DATARMNETbf55123e5b->saddr,sizeof(DATARMNETa76763310b.
DATARMNET815cbb4bf5));memcpy(&DATARMNETa76763310b.DATARMNETc3f31215b7,&
DATARMNETbf55123e5b->daddr,sizeof(DATARMNETa76763310b.DATARMNETc3f31215b7));
DATARMNETa76763310b.DATARMNET0d956cc77a=(0xd03+244-0xdf1);}else{goto
DATARMNETbf4095f79e;}rcu_read_lock();hash_for_each_possible_rcu(
DATARMNET5413d6f8ec,DATARMNET63b1a086d5,DATARMNETe8608dd267,DATARMNETa76763310b.
DATARMNET2cb607d686){if(!DATARMNET5f3c9ed4da(&DATARMNET63b1a086d5->
DATARMNET54338da2ff,&DATARMNETa76763310b))continue;if(likely(hrtimer_is_queued(&
DATARMNET63b1a086d5->DATARMNET9f31ce5d2d)))hrtimer_start(&DATARMNET63b1a086d5->
DATARMNET9f31ce5d2d,DATARMNET5da8c68c19,HRTIMER_MODE_REL);rcu_read_unlock();goto
DATARMNETbf4095f79e;}rcu_read_unlock();spin_lock_irqsave(&DATARMNET820642743b,
DATARMNETfb0677cc3c);DATARMNET63b1a086d5=kzalloc(sizeof(*DATARMNET63b1a086d5),
GFP_ATOMIC);if(!DATARMNET63b1a086d5){spin_unlock_irqrestore(&DATARMNET820642743b
,DATARMNETfb0677cc3c);goto DATARMNETbf4095f79e;}INIT_HLIST_NODE(&
DATARMNET543491eb0f->dev)nf_ct_set(DATARMNET543491eb0f,NULL,IP_CT_UNTRACKED);if(
DATARMNET543491eb0f->protocol==htons(ETH_P_IP)){struct iphdr*DATARMNET86f1f2cdc9
,DATARMNETbf6548198e;DATARMNET86f1f2cdc9=skb_header_pointer(DATARMNET543491eb0f,
(0xd2d+202-0xdf7),sizeof(*DATARMNET86f1f2cdc9),&DATARMNETbf6548198e);if(!
DATARMNET86f1f2cdc9)goto DATARMNETbf4095f79e;if(DATARMNET86f1f2cdc9->protocol==
IPPROTO_TCP)goto DATARMNET9b3d23a43b;if(DATARMNET86f1f2cdc9->protocol!=
IPPROTO_ICMP)goto DATARMNETbf4095f79e;DATARMNETa76763310b.DATARMNETdfe430c2d6=
DATARMNET86f1f2cdc9->saddr;DATARMNETa76763310b.DATARMNET2cb607d686=
DATARMNET86f1f2cdc9->daddr;DATARMNETa76763310b.DATARMNET0d956cc77a=
(0xd11+230-0xdf3);}else if(DATARMNET543491eb0f->protocol==htons(ETH_P_IPV6)){
struct ipv6hdr*DATARMNETbf55123e5b,DATARMNETcf1d9e2c1e;__be16 frag_off;u8
DATARMNET65293f17c4;DATARMNETbf55123e5b=skb_header_pointer(DATARMNET543491eb0f,
(0xd2d+202-0xdf7),sizeof(*DATARMNETbf55123e5b),&DATARMNETcf1d9e2c1e);if(!
DATARMNETbf55123e5b)goto DATARMNETbf4095f79e;DATARMNET65293f17c4=
DATARMNETbf55123e5b->nexthdr;if(ipv6_skip_exthdr(DATARMNET543491eb0f,sizeof(*
DATARMNETbf55123e5b),&DATARMNET65293f17c4,&frag_off)<(0xd2d+202-0xdf7))goto
DATARMNETbf4095f79e;if(frag_off&&DATARMNET65293f17c4==NEXTHDR_FRAGMENT)goto
DATARMNETbf4095f79e;if(DATARMNETbf55123e5b->nexthdr==NEXTHDR_FRAGMENT&&(ntohs(
DATARMNETbf55123e5b->payload_len)>(sizeof(struct frag_hdr)+DATARMNET20defbe7a0))
)goto DATARMNETf10b3df68d;if(DATARMNET65293f17c4==IPPROTO_TCP)goto
DATARMNET9b3d23a43b;if(DATARMNET65293f17c4!=IPPROTO_ICMPV6)goto
DATARMNETbf4095f79e;memcpy(&DATARMNETa76763310b.DATARMNET815cbb4bf5,&
DATARMNETbf55123e5b->saddr,sizeof(DATARMNETa76763310b.DATARMNET815cbb4bf5));
memcpy(&DATARMNETa76763310b.DATARMNETc3f31215b7,&DATARMNETbf55123e5b->daddr,
sizeof(DATARMNETa76763310b.DATARMNETc3f31215b7));DATARMNETa76763310b.
DATARMNET0d956cc77a=(0xd03+244-0xdf1);}else{goto DATARMNETbf4095f79e;}
rcu_read_lock();hash_for_each_possible_rcu(DATARMNET5413d6f8ec,
DATARMNET63b1a086d5,DATARMNETe8608dd267,DATARMNETa76763310b.DATARMNET2cb607d686)
{if(!DATARMNET5f3c9ed4da(&DATARMNET63b1a086d5->DATARMNET54338da2ff,&
DATARMNETa76763310b))continue;if(likely(hrtimer_is_queued(&DATARMNET63b1a086d5->
DATARMNET9f31ce5d2d)))hrtimer_start(&DATARMNET63b1a086d5->DATARMNET9f31ce5d2d,
DATARMNET5da8c68c19,HRTIMER_MODE_REL);rcu_read_unlock();goto DATARMNETbf4095f79e
;}rcu_read_unlock();spin_lock_irqsave(&DATARMNET820642743b,DATARMNETfb0677cc3c);
DATARMNET63b1a086d5=kzalloc(sizeof(*DATARMNET63b1a086d5),GFP_ATOMIC);if(!
DATARMNET63b1a086d5){spin_unlock_irqrestore(&DATARMNET820642743b,
DATARMNETfb0677cc3c);goto DATARMNETbf4095f79e;}INIT_HLIST_NODE(&
DATARMNET63b1a086d5->DATARMNETe8608dd267);memcpy(&DATARMNET63b1a086d5->
DATARMNET54338da2ff,&DATARMNETa76763310b,sizeof(DATARMNETa76763310b));
DATARMNET63b1a086d5->DATARMNET7ed5754a5c.DATARMNET57656f6f2f=DATARMNET543491eb0f
@@ -280,9 +315,10 @@ DATARMNET63b1a086d5->DATARMNETe8608dd267,DATARMNETa76763310b.DATARMNET2cb607d686
DATARMNETbf4095f79e:return DATARMNETc9ed97754a(DATARMNET543491eb0f,
DATARMNET1a901c3d09);DATARMNET9b3d23a43b:DATARMNET7ca470d54b(DATARMNET543491eb0f
,TCP_FLAG_SYN);return DATARMNETc9ed97754a(DATARMNET543491eb0f,
DATARMNET1a901c3d09);}static void DATARMNETbc6bd11f47(struct net_device*
DATARMNET00dcb79bc4){struct DATARMNET4f49486833*DATARMNET63b1a086d5;int
DATARMNET5c2fd31d7b;rcu_read_lock();hash_for_each_rcu(DATARMNET5413d6f8ec,
DATARMNET1a901c3d09);DATARMNETf10b3df68d:return DATARMNET6e2f632fce(
DATARMNET543491eb0f,DATARMNET1a901c3d09);}static void DATARMNETbc6bd11f47(struct
net_device*DATARMNET00dcb79bc4){struct DATARMNET4f49486833*DATARMNET63b1a086d5;
int DATARMNET5c2fd31d7b;rcu_read_lock();hash_for_each_rcu(DATARMNET5413d6f8ec,
DATARMNET5c2fd31d7b,DATARMNET63b1a086d5,DATARMNETe8608dd267){if(
DATARMNET63b1a086d5->DATARMNET7ed5754a5c.DATARMNET57656f6f2f==
DATARMNET00dcb79bc4)hrtimer_cancel(&DATARMNET63b1a086d5->DATARMNET9f31ce5d2d);}