From 114cdfa908520ccc624fc8e5409252dc6e980f8a Mon Sep 17 00:00:00 2001 From: "Kirill A. Shutemov" Date: Fri, 25 Dec 2009 18:19:22 +0000 Subject: [PATCH] block.c: fix warning with _FORTIFY_SOURCE 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 Signed-off-by: Blue Swirl --- block.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/block.c b/block.c index 3f3496ec90..30ae2b1e54 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);