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(parent: e877820) | patch
tcp: Fix a data-race around sysctl_tcp_max_orphans.
authorKuniyuki Iwashima <kuniyu@amazon.com>
Wed, 6 Jul 2022 23:39:58 +0000 (16:39 -0700)
committerDavid S. Miller <davem@davemloft.net>
Fri, 8 Jul 2022 11:10:33 +0000 (12:10 +0100)
commit47e6ab24e8c6e3ca10ceb5835413f401f90de4bf
treea8f6ca02dfc283f9c173d5c34077e2c70a42903ftree | snapshot
parente877820877663fbae8cb9582ea597a7230b94df3commit | diff
tcp: Fix a data-race around sysctl_tcp_max_orphans.

While reading sysctl_tcp_max_orphans, it can be changed concurrently.
So, we need to add READ_ONCE() to avoid a data-race.

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv4/tcp.c diff | blob | history
Domain: System / Kernel;