Index: apps/app_meetme.c
===================================================================
--- apps/app_meetme.c	(revision 247162)
+++ apps/app_meetme.c	(working copy)
@@ -2925,7 +2925,7 @@
 				char *dynamic_pin, size_t pin_buf_len, int refcount, struct ast_flags *confflags,
 				char *optargs[], int *too_early)
 {
-	struct ast_variable *var;
+	struct ast_variable *var, *origvar;
 	struct ast_conference *cnf;
 
 	*too_early = 0;
@@ -3001,7 +3001,7 @@
 			return NULL;
 		}
 
-		while (var) {
+		for (origvar = var; var; var = var->next) {
 			if (!strcasecmp(var->name, "pin")) {
 				pin = ast_strdupa(var->value);
 			} else if (!strcasecmp(var->name, "adminpin")) {
@@ -3029,7 +3029,7 @@
 			var = var->next;
 		}
 
-		ast_variables_destroy(var);
+		ast_variables_destroy(origvar);
 
 		cnf = build_conf(confno, pin ? pin : "", pinadmin ? pinadmin : "", make, dynamic, refcount, chan);