ip6mr: do not acquire mrt_lock in ioctl(SIOCGETMIFCNT_IN6)

rcu_read_lock() protection is good enough.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2022-06-23 04:34:42 +00:00 • committed by David S. Miller
commit 638cf4a24a