diff -Nru asterisk-1.4.18/main/channel.c asterisk-1.4.18-cv/main/channel.c
--- asterisk-1.4.18/main/channel.c	2008-03-03 15:08:33.000000000 -0600
+++ asterisk-1.4.18-cv/main/channel.c	2008-03-03 15:15:06.000000000 -0600
@@ -1078,7 +1078,7 @@
 				 * as there can be no more matches.
 				 */
 				if (!(name && !namelen)) {
-					prev = c;
+					_prev = c;
 					retries = -1;
 				}
 			}