firewire: nosy: fix list corruption by NOSY_IOC_STOP



nosy_stop_snoop() would blow up the second time it was called without
nosy_start_snoop() in between.

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

parent c7b2a99c

drivers/firewire/nosy.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -276,7 +276,7 @@ nosy_stop_snoop(struct client *client)
		unsigned long flags;

		spin_lock_irqsave(&client->lynx->client_list_lock, flags);
		list_del(&client->link);
		list_del_init(&client->link);
		spin_unlock_irqrestore(&client->lynx->client_list_lock, flags);
		}