session: don't try to validate session schema version on empty sessions

menghang · Jan 31, 2015 · ffc3a1e · ffc3a1e
1 parent ed775e4
commit ffc3a1e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/include/sessions.php b/include/sessions.php
@@ -62,7 +62,7 @@ function validate_session() {
 			return false;
 		}
 
-		if ($_SESSION["ref_schema_version"] != session_get_schema_version(true)) {
+		if (isset($_SESSION["ref_schema_version"]) && $_SESSION["ref_schema_version"] != session_get_schema_version(true)) {
 			$_SESSION["login_error_msg"] =
 				__("Session failed to validate (schema version changed)");
 			return false;