]> git.baikalelectronics.ru Git - kernel.git/commit
tcp: Fix a data-race around sysctl_tcp_stdurg.
authorKuniyuki Iwashima <kuniyu@amazon.com>
Mon, 18 Jul 2022 17:26:50 +0000 (10:26 -0700)
committerDavid S. Miller <davem@davemloft.net>
Wed, 20 Jul 2022 09:14:50 +0000 (10:14 +0100)
commit57682c079473b511703c92d2df47b6e3fbb4cef3
tree44c348bc05215a783ea2b158b3d45acb2691b71c
parent9b2ca76b6fbd8b725a29c99e327ba8776564bfe6
tcp: Fix a data-race around sysctl_tcp_stdurg.

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

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_input.c