]> git.baikalelectronics.ru Git - kernel.git/commit
tcp: Fix a data-race around sysctl_tcp_app_win.
authorKuniyuki Iwashima <kuniyu@amazon.com>
Wed, 20 Jul 2022 16:50:13 +0000 (09:50 -0700)
committerDavid S. Miller <davem@davemloft.net>
Fri, 22 Jul 2022 11:06:17 +0000 (12:06 +0100)
commit5f1194c8abd75bce31244acc606261557e277c77
tree7583b6174f943f876cffb6051295f0e2bfc00481
parentf13ef8e7068d0b7cb65fb7ef9e0413984c237bfe
tcp: Fix a data-race around sysctl_tcp_app_win.

While reading sysctl_tcp_app_win, 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