From: Ilia Alshanetsky <iliaa@php.net>
Date: Mon, 8 Nov 2004 04:55:14 +0000 (+0000)
Subject: MFH: Fixed possible crash on fstat() failure.
X-Git-Tag: php-4.3.10RC1~27
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b9a5843251c1025e0adedf5205fab9306a85ec8d;p=php

MFH: Fixed possible crash on fstat() failure.
---

diff --git a/ext/fdf/fdf.c b/ext/fdf/fdf.c
index c627d00b30..32a04ed918 100644
--- a/ext/fdf/fdf.c
+++ b/ext/fdf/fdf.c
@@ -867,7 +867,10 @@ PHP_FUNCTION(fdf_save_string)
 				struct stat stat;
 				char *buf;
 
-				fstat(fileno(fp), &stat);
+				if (fstat(fileno(fp), &stat) == -1) {
+					RETVAL_FALSE;
+					goto err;
+				}
 				buf = emalloc(stat.st_size +1);
 				fread(buf, stat.st_size, 1, fp);
 				buf[stat.st_size] = '\0';
@@ -885,7 +888,7 @@ PHP_FUNCTION(fdf_save_string)
 	if(err != FDFErcOK) {
 		FDF_FAILURE(err);
 	}
-
+err:
 	if(temp_filename) {
 		unlink(temp_filename);
 		efree(temp_filename);