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Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

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The MSCC bug fix in 'net' had to be slightly adjusted because the
register accesses are done slightly differently in net-next.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2020-05-24 13:47:27 -07:00
parent 316107119f 98790bbac4
commit 13209a8f73
422 changed files with 3508 additions and 1711 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
net/ipv4/fib_frontend.c
View File

@@ -918,7 +918,6 @@ int ip_valid_fib_dump_req(struct net *net, const struct nlmsghdr *nlh,
else
filter->dump_exceptions = false;
filter->dump_all_families = (rtm->rtm_family == AF_UNSPEC);
filter->flags = rtm->rtm_flags;
filter->protocol = rtm->rtm_protocol;
filter->rt_type = rtm->rtm_type;
@@ -990,7 +989,7 @@ static int inet_dump_fib(struct sk_buff *skb, struct netlink_callback *cb)
if (filter.table_id) {
tb = fib_get_table(net, filter.table_id);
if (!tb) {
if (filter.dump_all_families)
if (rtnl_msg_family(cb->nlh) != PF_INET)
return skb->len;
NL_SET_ERR_MSG(cb->extack, "ipv4: FIB table does not exist");

43
net/ipv4/inet_connection_sock.c
View File

@@ -24,17 +24,19 @@
#include <net/addrconf.h>
#if IS_ENABLED(CONFIG_IPV6)
/* match_wildcard == true: IPV6_ADDR_ANY equals to any IPv6 addresses if IPv6
* only, and any IPv4 addresses if not IPv6 only
* match_wildcard == false: addresses must be exactly the same, i.e.
* IPV6_ADDR_ANY only equals to IPV6_ADDR_ANY,
* and 0.0.0.0 equals to 0.0.0.0 only
/* match_sk*_wildcard == true: IPV6_ADDR_ANY equals to any IPv6 addresses
* if IPv6 only, and any IPv4 addresses
* if not IPv6 only
* match_sk*_wildcard == false: addresses must be exactly the same, i.e.
* IPV6_ADDR_ANY only equals to IPV6_ADDR_ANY,
* and 0.0.0.0 equals to 0.0.0.0 only
*/
static bool ipv6_rcv_saddr_equal(const struct in6_addr *sk1_rcv_saddr6,
const struct in6_addr *sk2_rcv_saddr6,
__be32 sk1_rcv_saddr, __be32 sk2_rcv_saddr,
bool sk1_ipv6only, bool sk2_ipv6only,
bool match_wildcard)
bool match_sk1_wildcard,
bool match_sk2_wildcard)
{
int addr_type = ipv6_addr_type(sk1_rcv_saddr6);
int addr_type2 = sk2_rcv_saddr6 ? ipv6_addr_type(sk2_rcv_saddr6) : IPV6_ADDR_MAPPED;
@@ -44,8 +46,8 @@ static bool ipv6_rcv_saddr_equal(const struct in6_addr *sk1_rcv_saddr6,
if (!sk2_ipv6only) {
if (sk1_rcv_saddr == sk2_rcv_saddr)
return true;
if (!sk1_rcv_saddr || !sk2_rcv_saddr)
return match_wildcard;
return (match_sk1_wildcard && !sk1_rcv_saddr) ||
(match_sk2_wildcard && !sk2_rcv_saddr);
}
return false;
}
@@ -53,11 +55,11 @@ static bool ipv6_rcv_saddr_equal(const struct in6_addr *sk1_rcv_saddr6,
if (addr_type == IPV6_ADDR_ANY && addr_type2 == IPV6_ADDR_ANY)
return true;
if (addr_type2 == IPV6_ADDR_ANY && match_wildcard &&
if (addr_type2 == IPV6_ADDR_ANY && match_sk2_wildcard &&
!(sk2_ipv6only && addr_type == IPV6_ADDR_MAPPED))
return true;
if (addr_type == IPV6_ADDR_ANY && match_wildcard &&
if (addr_type == IPV6_ADDR_ANY && match_sk1_wildcard &&
!(sk1_ipv6only && addr_type2 == IPV6_ADDR_MAPPED))
return true;
@@ -69,18 +71,19 @@ static bool ipv6_rcv_saddr_equal(const struct in6_addr *sk1_rcv_saddr6,
}
#endif
/* match_wildcard == true: 0.0.0.0 equals to any IPv4 addresses
* match_wildcard == false: addresses must be exactly the same, i.e.
* 0.0.0.0 only equals to 0.0.0.0
/* match_sk*_wildcard == true: 0.0.0.0 equals to any IPv4 addresses
* match_sk*_wildcard == false: addresses must be exactly the same, i.e.
* 0.0.0.0 only equals to 0.0.0.0
*/
static bool ipv4_rcv_saddr_equal(__be32 sk1_rcv_saddr, __be32 sk2_rcv_saddr,
bool sk2_ipv6only, bool match_wildcard)
bool sk2_ipv6only, bool match_sk1_wildcard,
bool match_sk2_wildcard)
{
if (!sk2_ipv6only) {
if (sk1_rcv_saddr == sk2_rcv_saddr)
return true;
if (!sk1_rcv_saddr || !sk2_rcv_saddr)
return match_wildcard;
return (match_sk1_wildcard && !sk1_rcv_saddr) ||
(match_sk2_wildcard && !sk2_rcv_saddr);
}
return false;
}
@@ -96,10 +99,12 @@ bool inet_rcv_saddr_equal(const struct sock *sk, const struct sock *sk2,
sk2->sk_rcv_saddr,
ipv6_only_sock(sk),
ipv6_only_sock(sk2),
match_wildcard,
match_wildcard);
#endif
return ipv4_rcv_saddr_equal(sk->sk_rcv_saddr, sk2->sk_rcv_saddr,
ipv6_only_sock(sk2), match_wildcard);
ipv6_only_sock(sk2), match_wildcard,
match_wildcard);
}
EXPORT_SYMBOL(inet_rcv_saddr_equal);
@@ -285,10 +290,10 @@ static inline int sk_reuseport_match(struct inet_bind_bucket *tb,
tb->fast_rcv_saddr,
sk->sk_rcv_saddr,
tb->fast_ipv6_only,
ipv6_only_sock(sk), true);
ipv6_only_sock(sk), true, false);
#endif
return ipv4_rcv_saddr_equal(tb->fast_rcv_saddr, sk->sk_rcv_saddr,
ipv6_only_sock(sk), true);
ipv6_only_sock(sk), true, false);
}
/* Obtain a reference to a local port for the given sock,

2
net/ipv4/ipip.c
View File

@@ -686,7 +686,7 @@ out:
rtnl_link_failed:
#if IS_ENABLED(CONFIG_MPLS)
xfrm4_tunnel_deregister(&mplsip_handler, AF_INET);
xfrm4_tunnel_deregister(&mplsip_handler, AF_MPLS);
xfrm_tunnel_mplsip_failed:
#endif

2
net/ipv4/ipmr.c
View File

@@ -2577,7 +2577,7 @@ static int ipmr_rtm_dumproute(struct sk_buff *skb, struct netlink_callback *cb)
mrt = ipmr_get_table(sock_net(skb->sk), filter.table_id);
if (!mrt) {
if (filter.dump_all_families)
if (rtnl_msg_family(cb->nlh) != RTNL_FAMILY_IPMR)
return skb->len;
NL_SET_ERR_MSG(cb->extack, "ipv4: MR table does not exist");

3
net/ipv4/nexthop.c
View File

@@ -292,6 +292,7 @@ out:
return 0;
nla_put_failure:
nlmsg_cancel(skb, nlh);
return -EMSGSIZE;
}
@@ -482,7 +483,7 @@ static int nh_check_attr_group(struct net *net, struct nlattr *tb[],
return -EINVAL;
}
}
for (i = NHA_GROUP + 1; i < __NHA_MAX; ++i) {
for (i = NHA_GROUP_TYPE + 1; i < __NHA_MAX; ++i) {
if (!tb[i])
continue;
if (tb[NHA_FDB])

14
net/ipv4/route.c
View File

@@ -491,18 +491,16 @@ u32 ip_idents_reserve(u32 hash, int segs)
atomic_t *p_id = ip_idents + hash % IP_IDENTS_SZ;
u32 old = READ_ONCE(*p_tstamp);
u32 now = (u32)jiffies;
u32 new, delta = 0;
u32 delta = 0;
if (old != now && cmpxchg(p_tstamp, old, now) == old)
delta = prandom_u32_max(now - old);
/* Do not use atomic_add_return() as it makes UBSAN unhappy */
do {
old = (u32)atomic_read(p_id);
new = old + delta + segs;
} while (atomic_cmpxchg(p_id, old, new) != old);
return new - segs;
/* If UBSAN reports an error there, please make sure your compiler
* supports -fno-strict-overflow before reporting it that was a bug
* in UBSAN, and it has been fixed in GCC-8.
*/
return atomic_add_return(segs + delta, p_id) - segs;
}
EXPORT_SYMBOL(ip_idents_reserve);