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(parent: 6f605b5) | patch
icmp: Fix a data-race around sysctl_icmp_echo_ignore_all.
authorKuniyuki Iwashima <kuniyu@amazon.com>
Tue, 12 Jul 2022 00:15:22 +0000 (17:15 -0700)
committerDavid S. Miller <davem@davemloft.net>
Wed, 13 Jul 2022 11:56:49 +0000 (12:56 +0100)
commitbb7bb35a63b4812da8e3aff587773678e31d23e3
treeb8c56bd45f808e96350e05003d3c72a11a41962etree | snapshot
parent6f605b57f3782114e330e108ce1903ede22ec675commit | diff
icmp: Fix a data-race around sysctl_icmp_echo_ignore_all.

While reading sysctl_icmp_echo_ignore_all, 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>
net/ipv4/icmp.c diff | blob | history
net/ipv4/sysctl_net_ipv4.c diff | blob | history
Domain: System / Kernel;