simplification

Author: devnexen

main/fopen_wrappers.c

@@ -600,14 +600,14 @@ PHPAPI zend_string *php_resolve_path(const char *filename, size_t filename_lengt
 	 */
 	if (zend_is_executing() &&
 	    (exec_filename = zend_get_executed_filename_ex()) != NULL) {
-		if (ZSTR_LEN(exec_filename) == 0) {
-			return NULL;
-		}
 		const char *exec_fname = ZSTR_VAL(exec_filename);
-		size_t exec_fname_length = ZSTR_LEN(exec_filename) - 1;
+		size_t exec_fname_length = ZSTR_LEN(exec_filename);
 
-		while (exec_fname_length != 0 && !IS_SLASH(exec_fname[exec_fname_length])) {
+		while (exec_fname_length > 0) {
 			--exec_fname_length;
+			if (IS_SLASH(exec_fname[exec_fname_length])) {
+				break;
+			}
 		}
 
 		if (exec_fname_length > 0 &&