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| author | Jakub Kicinski <kuba@kernel.org> | 2026-07-23 14:04:37 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2026-07-23 14:07:40 -0700 |
| commit | 89d8006259b81dd25c962f6cc8d7ab268d6ea426 (patch) | |
| tree | 6fb362a45540a3531072b20907d19e11e8f8b7b3 /net/ipv4/raw.c | |
| parent | ed6dc972c19ff9ffca504f5739848da4275219e3 (diff) | |
| parent | d326f83e819c53aa05c40d64f5805d6237b6aa1b (diff) | |
| download | linux-next-89d8006259b81dd25c962f6cc8d7ab268d6ea426.tar.gz linux-next-89d8006259b81dd25c962f6cc8d7ab268d6ea426.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR (net-7.2-rc5).
Conflicts:
drivers/net/amt.c
3656a79f94c47 ("amt: re-read skb header pointers after every pull")
586c4dcf28eb6 ("amt: no longer rely on RTNL in amt_fill_info()")
https://lore.kernel.org/amIaJr3aOQNS_Fvl@sirena.org.uk
Adjacent changes:
drivers/net/geneve.c
8efb8f8bbb35 ("geneve: require CAP_NET_ADMIN in the device netns for changelink")
0ba269933f73 ("geneve: convert config to RCU-protected pointer")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/ipv4/raw.c')
| -rw-r--r-- | net/ipv4/raw.c | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c index 2aebaf8297e0..d756e5e31b90 100644 --- a/net/ipv4/raw.c +++ b/net/ipv4/raw.c @@ -118,13 +118,21 @@ bool raw_v4_match(struct net *net, const struct sock *sk, unsigned short num, __be32 raddr, __be32 laddr, int dif, int sdif) { const struct inet_sock *inet = inet_sk(sk); + __be32 daddr, rcv_saddr; - if (net_eq(sock_net(sk), net) && inet->inet_num == num && - !(inet->inet_daddr && inet->inet_daddr != raddr) && - !(inet->inet_rcv_saddr && inet->inet_rcv_saddr != laddr) && - raw_sk_bound_dev_eq(net, sk->sk_bound_dev_if, dif, sdif)) - return true; - return false; + if (!net_eq(sock_net(sk), net) || inet->inet_num != num) + return false; + + daddr = READ_ONCE(inet->inet_daddr); + if (daddr && daddr != raddr) + return false; + + rcv_saddr = READ_ONCE(inet->inet_rcv_saddr); + if (rcv_saddr && rcv_saddr != laddr) + return false; + + return raw_sk_bound_dev_eq(net, READ_ONCE(sk->sk_bound_dev_if), + dif, sdif); } EXPORT_SYMBOL_GPL(raw_v4_match); @@ -722,7 +730,8 @@ static int raw_bind(struct sock *sk, struct sockaddr_unsized *uaddr, chk_addr_ret)) goto out; - inet->inet_rcv_saddr = inet->inet_saddr = addr->sin_addr.s_addr; + inet->inet_saddr = addr->sin_addr.s_addr; + WRITE_ONCE(inet->inet_rcv_saddr, addr->sin_addr.s_addr); if (chk_addr_ret == RTN_MULTICAST || chk_addr_ret == RTN_BROADCAST) inet->inet_saddr = 0; /* Use device */ sk_dst_reset(sk); |