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(parent: 618116a) | patch
tcp: Fix a data-race around sysctl_tcp_comp_sack_delay_ns.
authorKuniyuki Iwashima <kuniyu@amazon.com>
Fri, 22 Jul 2022 18:22:01 +0000 (11:22 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 3 Aug 2022 10:03:51 +0000 (12:03 +0200)
commit6842c94de9d5b25e0fbfa3402f4c3d6a382f7fae
tree26c115639e9c452d1c82b5c8795f9fa4b37f6d85tree | snapshot
parent618116a273b7a4df296296bd1b4057e41b77e9f1commit | diff
tcp: Fix a data-race around sysctl_tcp_comp_sack_delay_ns.

[ Upstream commit 4866b2b0f7672b6d760c4b8ece6fb56f965dcc8a ]

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

Fixes: 6d82aa242092 ("tcp: add tcp_comp_sack_delay_ns sysctl")
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_input.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git