From fa5fbd0a0d1701bf7a877c3719fead8b4bfe5dad Mon Sep 17 00:00:00 2001
From: Ilia Alshanetsky <iliaa@php.net>
Date: Mon, 8 Nov 2004 04:54:58 +0000
Subject: [PATCH] MFH: Fixed possible crash on fstat() failure.

---
 ext/fdf/fdf.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/ext/fdf/fdf.c b/ext/fdf/fdf.c
index e3568b199a..db3a88e6d7 100644
--- a/ext/fdf/fdf.c
+++ b/ext/fdf/fdf.c
@@ -871,7 +871,10 @@ 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';
@@ -889,7 +892,7 @@ PHP_FUNCTION(fdf_save_string)
 	if(err != FDFErcOK) {
 		FDF_FAILURE(err);
 	}
-
+err:
 	if(temp_filename) {
 		unlink(temp_filename);
 		efree(temp_filename);
-- 
2.50.1