Kuniyuki Iwashima 6ae0f2e553 igmp: Fix data-races around sysctl_igmp_max_msf. ...

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

Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2022-07-18 12:21:53 +01:00

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