properly initialize non-static locks.

(Thanks Dinesh for tracking the bug and fixing it)



git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@26954 65c4cc65-6c06-0410-ace0-fbb531ad65f3

include/asterisk/linkedlists.h

@@ -363,6 +363,7 @@ struct {								\
 #define AST_LIST_HEAD_INIT(head) {					\
 	(head)->first = NULL;						\
 	(head)->last = NULL;						\
+	(head)->lock = AST_MUTEX_INIT_VALUE;				\
 	ast_mutex_init(&(head)->lock);					\
 }