From a8fea21f119b4b466fe3471ad60d7df6510fd145 Mon Sep 17 00:00:00 2001
From: unknown <rj150@hotmail.com>
Date: Thu, 19 Feb 2015 17:57:49 -0500
Subject: [PATCH] additional error tracking on reading file streams if `fseek`
 fails

---
 file_ops.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/file_ops.c b/file_ops.c
index 55d2a18cdc..fb874e748c 100644
--- a/file_ops.c
+++ b/file_ops.c
@@ -107,13 +107,15 @@ static bool read_generic_file(const char *path, void **buf, ssize_t *len)
    if (!file)
       goto error;
 
-   fseek(file, 0, SEEK_END);
+   if (fseek(file, 0, SEEK_END) != 0)
+      goto error;
 
    _len     = ftell(file);
    if (_len < 0)
       goto error;
 
-   rewind(file);
+   if (fseek(file, 0, SEEK_SET) != 0)
+      goto error;
 
    rom_buf = malloc(_len + 1);