From 667cb4c469bd6eb405d2f259d443446096dccebc Mon Sep 17 00:00:00 2001
From: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Date: Mon, 28 Jan 2013 15:44:01 -0600
Subject: [PATCH] attrib: Don't attempt to unregister event id 0

Id 0 is considered invalid so the code should not even try to lookup for
it in the event list instead print a warning and return FALSE
immediatelly.
---
 attrib/gattrib.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/attrib/gattrib.c b/attrib/gattrib.c
index 58f19d0d6..01c19f948 100644
--- a/attrib/gattrib.c
+++ b/attrib/gattrib.c
@@ -719,6 +719,11 @@ gboolean g_attrib_unregister(GAttrib *attrib, guint id)
 	struct event *evt;
 	GSList *l;
 
+	if (id == 0) {
+		warn("%s: invalid id", __FUNCTION__);
+		return FALSE;
+	}
+
 	l = g_slist_find_custom(attrib->events, GUINT_TO_POINTER(id),
 							event_cmp_by_id);
 	if (l == NULL)