Kuniyuki Iwashima fb442c72db net: Fix data-races around sysctl_[rw]mem_(max|default). ...

[ Upstream commit 1227c1771dd2ad44318aa3ab9e3a293b3f34ff2a ]

While reading sysctl_[rw]mem_(max|default), they can be changed
concurrently.  Thus, we need to add READ_ONCE() to its readers.

Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
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 17:15:19 +02:00

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