]> git.baikalelectronics.ru Git - kernel.git/commit
tcp: Fix a data-race around sysctl_tcp_probe_interval.
authorKuniyuki Iwashima <kuniyu@amazon.com>
Wed, 13 Jul 2022 20:52:05 +0000 (13:52 -0700)
committerDavid S. Miller <davem@davemloft.net>
Fri, 15 Jul 2022 10:49:56 +0000 (11:49 +0100)
commit2c8b8d63cc69c27d668fbd85ab3d8bd92082b49a
treebe7e59944c5768ed3dac9e02356e866d9106d753
parent319121bc0ce4370af6bb5f28cfea7e7823bb976e
tcp: Fix a data-race around sysctl_tcp_probe_interval.

While reading sysctl_tcp_probe_interval, it can be changed concurrently.
Thus, we need to add READ_ONCE() to its reader.

Fixes: 35dc52cc3fd5 ("ipv4: Create probe timer for tcp PMTU as per RFC4821")
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv4/tcp_output.c