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(parent: 92c0aa4) | patch
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)
commit2a85388f1d94a9f8b5a529118a2c5eaa0520d85c
treebe7e59944c5768ed3dac9e02356e866d9106d753tree | snapshot
parent92c0aa4175474483d6cf373314343d4e624e882acommit | diff
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: 05cbc0db03e8 ("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 diff | blob | history
Domain: System / Kernel;