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(parent: 4a2f708) | patch
icmp: Fix a data-race around sysctl_icmp_echo_ignore_broadcasts.
authorKuniyuki Iwashima <kuniyu@amazon.com>
Tue, 12 Jul 2022 00:15:24 +0000 (17:15 -0700)
committerDavid S. Miller <davem@davemloft.net>
Wed, 13 Jul 2022 11:56:49 +0000 (12:56 +0100)
commit66484bb98ed2dfa1dda37a32411483d8311ac269
treeeeb5af155c8f1ac8c521627eb13e7b5bb2394064tree
parent4a2f7083cc6cb72dade9a63699ca352fad26d1cdcommit | diff
icmp: Fix a data-race around sysctl_icmp_echo_ignore_broadcasts.

While reading sysctl_icmp_echo_ignore_broadcasts, 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
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