Kuniyuki Iwashima add7c2af16 net: Fix a data-race around sysctl_net_busy_read.
[ Upstream commit e59ef36f0795696ab229569c153936bfd068d21c ]

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

Fixes: 2d48d67fa8cd ("net: poll/select low latency socket support")
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-09-05 10:23:55 +02:00
..
2022-02-08 18:15:26 +01:00
2021-06-30 08:49:12 -04:00