From c39a28a43d95a3dcb339bdc2865e953a79f01378 Mon Sep 17 00:00:00 2001
From: zhanghailiang <zhang.zhanghailiang@huawei.com>
Date: Mon, 18 Aug 2014 15:54:33 +0800
Subject: tests/bios-tables-test: check the value returned by fopen()
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The function fopen() may fail, so check its return value.

Signed-off-by: zhanghailiang <zhang.zhanghailiang@huawei.com>
Signed-off-by: Li Liu <john.liuli@huawei.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
---
 tests/bios-tables-test.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'tests/bios-tables-test.c')

diff --git a/tests/bios-tables-test.c b/tests/bios-tables-test.c
index 045eb27577..602932b888 100644
--- a/tests/bios-tables-test.c
+++ b/tests/bios-tables-test.c
@@ -790,6 +790,11 @@ int main(int argc, char *argv[])
     const char *arch = qtest_get_arch();
     FILE *f = fopen(disk, "w");
     int ret;
+
+    if (!f) {
+        fprintf(stderr, "Couldn't open \"%s\": %s", disk, strerror(errno));
+        return 1;
+    }
     fwrite(boot_sector, 1, sizeof boot_sector, f);
     fclose(f);
 
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