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(parent: 6b2efdf) | patch
tcp: Fix data-races around some timeout sysctl knobs.
authorKuniyuki Iwashima <kuniyu@amazon.com>
Fri, 15 Jul 2022 17:17:50 +0000 (10:17 -0700)
committerDavid S. Miller <davem@davemloft.net>
Mon, 18 Jul 2022 11:21:54 +0000 (12:21 +0100)
commita58deff4c7e8cced5ce8b29a9b509d7b09f9a789
treece395ff289b73323451466c54d20b0c8bf4668f0tree | snapshot
parent6b2efdf7f1f34595b610c595318e164de3ef02d9commit | diff
tcp: Fix data-races around some timeout sysctl knobs.

While reading these sysctl knobs, they can be changed concurrently.
Thus, we need to add READ_ONCE() to their readers.

  - tcp_retries1
  - tcp_retries2
  - tcp_orphan_retries
  - tcp_fin_timeout

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