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(parent: 6108540) | patch
tcp: Fix a data-race around sysctl_tcp_early_retrans.
authorKuniyuki Iwashima <kuniyu@amazon.com>
Mon, 18 Jul 2022 17:26:45 +0000 (10:26 -0700)
committerDavid S. Miller <davem@davemloft.net>
Wed, 20 Jul 2022 09:14:49 +0000 (10:14 +0100)
commit262b195b801ba099ca4176703dc0559c7b60556e
treee69d74e770aa2e2ff1b336baf7dddd08caf01377tree | snapshot
parent610854015209ba866a0531ec8393f92107b0bf00commit | diff
tcp: Fix a data-race around sysctl_tcp_early_retrans.

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

Fixes: 8ebd7bee9079 ("tcp: early retransmit")
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
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