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[Qemu-devel] [PATCH 02/18] block.c: fix warning with _FORTIFY_SOURCE
From: |
Kirill A. Shutemov |
Subject: |
[Qemu-devel] [PATCH 02/18] block.c: fix warning with _FORTIFY_SOURCE |
Date: |
Sun, 20 Dec 2009 03:39:11 +0200 |
CC block.o
cc1: warnings being treated as errors
block.c: In function 'bdrv_open2':
block.c:400: error: ignoring return value of 'realpath', declared with
attribute warn_unused_result
Signed-off-by: Kirill A. Shutemov <address@hidden>
---
block.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/block.c b/block.c
index 3f3496e..30ae2b1 100644
--- a/block.c
+++ b/block.c
@@ -396,8 +396,8 @@ int bdrv_open2(BlockDriverState *bs, const char *filename,
int flags,
if (is_protocol)
snprintf(backing_filename, sizeof(backing_filename),
"%s", filename);
- else
- realpath(filename, backing_filename);
+ else if (!realpath(filename, backing_filename))
+ return -errno;
bdrv_qcow2 = bdrv_find_format("qcow2");
options = parse_option_parameters("", bdrv_qcow2->create_options,
NULL);
--
1.6.5.6
- [Qemu-devel] [PATCH 01/18] Do not disable _FORTIFY_SOURCE, Kirill A. Shutemov, 2009/12/19
- [Qemu-devel] [PATCH 02/18] block.c: fix warning with _FORTIFY_SOURCE,
Kirill A. Shutemov <=
- [Qemu-devel] [PATCH 03/18] posix-aio-compat.c: fix warning with _FORTIFY_SOURCE, Kirill A. Shutemov, 2009/12/19
- [Qemu-devel] [PATCH 04/18] block/cow.c: fix warnings with _FORTIFY_SOURCE, Kirill A. Shutemov, 2009/12/19
- [Qemu-devel] [PATCH 05/18] block/qcow.c: fix warnings with _FORTIFY_SOURCE, Kirill A. Shutemov, 2009/12/19
- [Qemu-devel] [PATCH 06/18] block/vmdk.o: fix warnings with _FORTIFY_SOURCE, Kirill A. Shutemov, 2009/12/19
- [Qemu-devel] [PATCH 07/18] block/bochs.c: fix warning with _FORTIFY_SOURCE, Kirill A. Shutemov, 2009/12/19
- [Qemu-devel] [PATCH 08/18] block/vvfat.c: fix warnings with _FORTIFY_SOURCE, Kirill A. Shutemov, 2009/12/19
- [Qemu-devel] [PATCH 09/18] block/qcow2.c: fix warnings with _FORTIFY_SOURCE, Kirill A. Shutemov, 2009/12/19
- [Qemu-devel] [PATCH 10/18] net/slirp.c: fix warning with _FORTIFY_SOURCE, Kirill A. Shutemov, 2009/12/19
- [Qemu-devel] [PATCH 11/18] usb-linux.c: fix warning with _FORTIFY_SOURCE, Kirill A. Shutemov, 2009/12/19
- [Qemu-devel] [PATCH 12/18] savevm.c: fix warning with _FORTIFY_SOURCE, Kirill A. Shutemov, 2009/12/19