com php-src: unify behavior: ext/standard/streamsfuncs.c

Commit:    858ad8a59853bddb1612a9958bfe8b792c4a81ce
Author:    Anatol Belski <[email protected]>         Thu, 13 Apr 2017 12:49:41 +0200
Parents:   93f594831cebf8c384754860830c56c2700c8763
Branches:  master

Link:       http://git.php.net/?p=php-src.git;a=commitdiff;h=858ad8a59853bddb1612a9958bfe8b792c4a81ce

Log:
unify behavior

Changed paths:
  M  ext/standard/streamsfuncs.c


Diff:
diff --git a/ext/standard/streamsfuncs.c b/ext/standard/streamsfuncs.c
index a9bf574..e74d900 100644
--- a/ext/standard/streamsfuncs.c
+++ b/ext/standard/streamsfuncs.c
@@ -1657,13 +1657,11 @@ PHP_FUNCTION(stream_isatty)
 		RETURN_FALSE;
 	}
 #else
-	zend_stat_t stat;
-	if (zend_fstat(fileno, &stat) == 0) {
-		if ((stat.st_mode & /*S_IFMT*/0170000) == /*S_IFCHR*/0020000) {
-			RETURN_TRUE;
-		}
+	zend_stat_t stat = {0};
+	if (zend_fstat(fileno, &stat) == 0 && (stat.st_mode & /*S_IFMT*/0170000) == /*S_IFCHR*/0020000) {
+		RETURN_TRUE;
 	}
-	RETURN_NULL();
+	RETURN_FALSE;
 #endif
 }