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(parent: 83edb78) | patch
tcp: Fix a data-race around sysctl_tcp_autocorking.
authorKuniyuki Iwashima <kuniyu@amazon.com>
Wed, 20 Jul 2022 16:50:25 +0000 (09:50 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 3 Aug 2022 10:00:47 +0000 (12:00 +0200)
commitc4e6029a85c8459482284f0edabd1b8fe2909011
tree36b35a1b2c34702d482f08b081a26e0342b68ea1tree
parent83edb788e69a0d5ad40ba5be6a60d6db265d0500commit | diff
tcp: Fix a data-race around sysctl_tcp_autocorking.

[ Upstream commit 85225e6f0a76e6745bc841c9f25169c509b573d8 ]

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

Fixes: f54b311142a9 ("tcp: auto corking")
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>
net/ipv4/tcp.c diff | blob | history
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