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block.c: fix warning with _FORTIFY_SOURCE

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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 <kirill@shutemov.name>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Kirill A. Shutemov 2009-12-25 18:19:22 +00:00 committed by Blue Swirl
parent 00ccf932a0
commit 114cdfa908
1 changed files with 2 additions and 2 deletions
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4
block.c
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@ -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);