Index: channels/chan_sip.c
===================================================================
--- channels/chan_sip.c	(revision 313526)
+++ channels/chan_sip.c	(working copy)
@@ -11609,7 +11609,7 @@
 				ast_cli(fd, "User '%s' not found.\n", name);
 		}
 	}
-
+	regfree(&regexbuf);
 	return RESULT_SUCCESS;
 }