From: Steven Barth <steven@midlink.org>
Date: Wed, 21 May 2014 19:24:41 +0000 (+0200)
Subject: Fix a spurious segfault when tearing down interfaces
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=f2689565dba0c99c88c2caab2a1193635b3b4744;p=oweals%2Fnetifd.git

Fix a spurious segfault when tearing down interfaces

Signed-off-by: Steven Barth <steven@midlink.org>
---

diff --git a/interface.c b/interface.c
index a4d7b8d..6ca1d0d 100644
--- a/interface.c
+++ b/interface.c
@@ -319,7 +319,7 @@ interface_cb(struct device_user *dep, enum device_event ev)
 		new_state = true;
 	case DEV_EVENT_REMOVE:
 		interface_set_available(iface, new_state);
-		if (!new_state && dep->dev->external)
+		if (!new_state && dep->dev && dep->dev->external)
 			interface_set_main_dev(iface, NULL);
 		break;
 	case DEV_EVENT_UP: