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(parent: de9490c) | patch
icmp: Fix a data-race around sysctl_icmp_ratelimit.
authorKuniyuki Iwashima <kuniyu@amazon.com>
Tue, 12 Jul 2022 00:15:27 +0000 (17:15 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 21 Jul 2022 19:24:27 +0000 (21:24 +0200)
commit7c1b6e453481710d6bed76a490ee13996e835823
tree753ef46defc1a9ba0230af8ca690b2e3941d7005tree | snapshot
parentde9490c32bc10020efdd1509689a28f197d6dfb8commit | diff
icmp: Fix a data-race around sysctl_icmp_ratelimit.

[ Upstream commit 2a4eb714841f288cf51c7d942d98af6a8c6e4b01 ]

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

Fixes: 1da177e4c3f4 ("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>
net/ipv4/icmp.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git