[ Upstream commit8e9c523016] There are two callers of this function and they both unlock the mutex so this ends up being a double unlock. Fixes:44ed167da7("drbd: rcu_read_lock() and rcu_dereference() for tconn->net_conf") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Sasha Levin <sashal@kernel.org>