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authorEric Dumazet <edumazet@google.com>2023-07-28 17:03:15 +0200
committerDavid S. Miller <davem@davemloft.net>2023-07-29 19:13:41 +0200
commit3c5b4d69c358a9275a8de98f87caf6eda644b086 (patch)
treefa45713da2bb8c9dc9c4728dcdb990ebd86c98d5 /include/net/ip.h
parentnet: add missing READ_ONCE(sk->sk_rcvbuf) annotation (diff)
downloadlinux-3c5b4d69c358a9275a8de98f87caf6eda644b086.tar.xz
linux-3c5b4d69c358a9275a8de98f87caf6eda644b086.zip
net: annotate data-races around sk->sk_mark
sk->sk_mark is often read while another thread could change the value. Fixes: 4a19ec5800fc ("[NET]: Introducing socket mark socket option.") Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/ip.h')
-rw-r--r--include/net/ip.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/net/ip.h b/include/net/ip.h
index 50d435855ae2..332521170d9b 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -93,7 +93,7 @@ static inline void ipcm_init_sk(struct ipcm_cookie *ipcm,
{
ipcm_init(ipcm);
- ipcm->sockc.mark = inet->sk.sk_mark;
+ ipcm->sockc.mark = READ_ONCE(inet->sk.sk_mark);
ipcm->sockc.tsflags = inet->sk.sk_tsflags;
ipcm->oif = READ_ONCE(inet->sk.sk_bound_dev_if);
ipcm->addr = inet->inet_saddr;