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(parent: 11369b1) | patch
net: udp: annotate data race around udp_sk(sk)->corkflag
authorEric Dumazet <edumazet@google.com>
Tue, 28 Sep 2021 00:29:24 +0000 (17:29 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 6 Oct 2021 13:42:37 +0000 (15:42 +0200)
commit6544656f76912a74edaec04b78d4df769671de6d
treea825158a0f6bae5b8d07abe722d74020f60d475dtree | snapshot
parent11369b1a86c61a70e15f040eba295dd03bf051f5commit | diff
net: udp: annotate data race around udp_sk(sk)->corkflag

commit a9f5970767d11eadc805d5283f202612c7ba1f59 upstream.

up->corkflag field can be read or written without any lock.
Annotate accesses to avoid possible syzbot/KCSAN reports.

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
net/ipv4/udp.c diff | blob | history
net/ipv6/udp.c diff | blob | history
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