]> git.baikalelectronics.ru Git - kernel.git/commit
ipv4: Fix data-races around sysctl_fib_multipath_hash_policy.
authorKuniyuki Iwashima <kuniyu@amazon.com>
Mon, 18 Jul 2022 17:26:40 +0000 (10:26 -0700)
committerDavid S. Miller <davem@davemloft.net>
Wed, 20 Jul 2022 09:14:49 +0000 (10:14 +0100)
commita4232b99357424113ef114aa5a5792e7da5a4e5e
tree01ca6251b1d6dbba4235c77a72c5b453bf0ccab5
parentf92f1458c3e91851085e50f4eadf47f8ec748c36
ipv4: Fix data-races around sysctl_fib_multipath_hash_policy.

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

Fixes: 71219452e6f1 ("net: ipv4: add support for ECMP hash policy choice")
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
net/ipv4/route.c