From: Markus <markus@dd-wrt.com>
Date: Wed, 3 Feb 2016 13:29:48 +0000 (+0100)
Subject: main: avoid adding redundant interfaces
X-Git-Url: http://git.archive.openwrt.org/?p=project%2Frelayd.git;a=commitdiff_plain;h=5bd3096cf8309f11d07b8cce5e7a515f526c3674

main: avoid adding redundant interfaces

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---

diff --git a/main.c b/main.c
index bd330ee..b3c13f7 100644
--- a/main.c
+++ b/main.c
@@ -653,6 +653,11 @@ static struct relayd_interface *alloc_interface(const char *ifname, bool managed
 	if (strlen(ifname) >= IFNAMSIZ)
 		return NULL;
 
+	list_for_each_entry(rif, &interfaces, list) {
+		if (!strncmp(rif->ifname, ifname, IFNAMSIZ))
+			return rif;
+	}
+
 	rif = calloc(1, sizeof(*rif));
 	if (!rif)
 		return NULL;