Kuniyuki Iwashima 6a520caf1f net: Fix a data-race around sysctl_net_busy_read. ...

[ Upstream commit e59ef36f07 ]

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

Fixes: 2d48d67fa8 ("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>

2022-08-31 17:18:09 +02:00

96 KiB

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