Commit 6e242f90 authored by Marek Lindner's avatar Marek Lindner
Browse files

batman-adv: warn if added interface is part of a bridge 



Signed-off-by: default avatarMarek Lindner <lindner_marek@yahoo.de>
parent a04ccd59

net/batman-adv/hard-interface.c

+8 −0
Original line number Diff line number Diff line
@@ -281,6 +281,14 @@ int hardif_enable_interface(struct hard_iface *hard_iface, 
	if (!atomic_inc_not_zero(&hard_iface->refcount))

		goto out;



	/* hard-interface is part of a bridge */

	if (hard_iface->net_dev->priv_flags & IFF_BRIDGE_PORT)

		pr_err("You are about to enable batman-adv on '%s' which "

		       "already is part of a bridge. Unless you know exactly "

		       "what you are doing this is probably wrong and won't "

		       "work the way you think it would.\n",

		       hard_iface->net_dev->name);



	soft_iface = dev_get_by_name(&init_net, iface_name);



	if (!soft_iface) {