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[Qemu-devel] [PATCH v5 08/10] tests/bios-tables-test: check the value re
From: |
zhanghailiang |
Subject: |
[Qemu-devel] [PATCH v5 08/10] tests/bios-tables-test: check the value returned by fopen() |
Date: |
Mon, 11 Aug 2014 16:53:07 +0800 |
The function fopen() may fail, so check its return value.
Signed-off-by: zhanghailiang <address@hidden>
Signed-off-by: Li Liu <address@hidden>
---
tests/bios-tables-test.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/tests/bios-tables-test.c b/tests/bios-tables-test.c
index 045eb27..28ec28d 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 == NULL) {
+ fprintf(stderr, "Couldn't open \"%s\": %s", disk, strerror(errno));
+ return -1;
+ }
fwrite(boot_sector, 1, sizeof boot_sector, f);
fclose(f);
--
1.7.12.4
- [Qemu-devel] [PATCH v5 00/10] fix three bugs about use-after-free and several api abuse, zhanghailiang, 2014/08/11
- [Qemu-devel] [PATCH v5 04/10] ivshmem: check the value returned by fstat(), zhanghailiang, 2014/08/11
- [Qemu-devel] [PATCH v5 03/10] virtio-blk: fix reference a pointer which might be freed, zhanghailiang, 2014/08/11
- [Qemu-devel] [PATCH v5 06/10] slirp/misc: Use g_malloc() instead of malloc(), zhanghailiang, 2014/08/11
- [Qemu-devel] [PATCH v5 05/10] util/path: Use the GLib memory allocation routines, zhanghailiang, 2014/08/11
- [Qemu-devel] [PATCH v5 08/10] tests/bios-tables-test: check the value returned by fopen(),
zhanghailiang <=
- [Qemu-devel] [PATCH v5 02/10] monitor: fix access freed memory, zhanghailiang, 2014/08/11
- [Qemu-devel] [PATCH v5 01/10] l2cap: fix access freed memory, zhanghailiang, 2014/08/11
- [Qemu-devel] [PATCH v5 10/10] block/vvfat: fix setbuf stream parameter may be NULL, zhanghailiang, 2014/08/11
- [Qemu-devel] [PATCH v5 09/10] tcg: check return value of fopen(), zhanghailiang, 2014/08/11
- [Qemu-devel] [PATCH v5 07/10] linux-user: check return value of malloc(), zhanghailiang, 2014/08/11