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(parent: d2154b0) | patch
net: Fix a data-race around sysctl_net_busy_poll.
authorKuniyuki Iwashima <kuniyu@amazon.com>
Tue, 23 Aug 2022 17:46:51 +0000 (10:46 -0700)
committerDavid S. Miller <davem@davemloft.net>
Wed, 24 Aug 2022 12:46:58 +0000 (13:46 +0100)
commitc42b7cddea47503411bfb5f2f93a4154aaffa2d9
tree92155026458b74f8e5ded8b63b4fa4df36cdee42tree | snapshot
parentd2154b0afa73c0159b2856f875c6b4fe7cf6a95ecommit | diff
net: Fix a data-race around sysctl_net_busy_poll.

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

Fixes: 060212928670 ("net: add low latency socket poll")
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
include/net/busy_poll.h diff | blob | history
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