--- channels/chan_sip.c.trunk.orig	2011-01-18 20:05:26.000000000 -0500
+++ channels/chan_sip.c	2011-01-18 20:34:30.000000000 -0500
@@ -12978,7 +12978,7 @@
 	char *firstcuri = NULL;
 	int start = 0;
 	int wildcard_found = 0;
-	int single_binding_found;
+	int single_binding_found = 0;
 
 	ast_copy_string(contact, __get_header(req, "Contact", &start), sizeof(contact));