]> git.baikalelectronics.ru Git - kernel.git/commit
icmp: Fix a data-race around sysctl_icmp_ratelimit.
authorKuniyuki Iwashima <kuniyu@amazon.com>
Tue, 12 Jul 2022 00:15:27 +0000 (17:15 -0700)
committerDavid S. Miller <davem@davemloft.net>
Wed, 13 Jul 2022 11:56:49 +0000 (12:56 +0100)
commitf634ab1df5f78176f9bf7918850f605e8cc08dfa
tree622ad5a10899f28d3d2a2957f909b31e9ee58f70
parentce1ca27718990397a0a7fbf06a92143613e8bc40
icmp: Fix a data-race around sysctl_icmp_ratelimit.

While reading sysctl_icmp_ratelimit, 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/icmp.c