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fsck.cramfs: use open+fstat rather than stat+open 

Fixes: https://github.com/karelzak/util-linux/issues/1353
Signed-off-by: Karel Zak <kzak@redhat.com>
This commit is contained in:
Karel Zak 2021-06-21 12:39:33 +02:00
parent 17fc8693cd
commit c6f3632905
1 changed files with 4 additions and 3 deletions
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7
disk-utils/fsck.cramfs.c
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@ -152,14 +152,15 @@ static void test_super(int *start, size_t * length)
{
struct stat st;
/* find the physical size of the file or block device */
if (stat(filename, &st) < 0)
err(FSCK_EX_ERROR, _("stat of %s failed"), filename);
fd = open(filename, O_RDONLY);
if (fd < 0)
err(FSCK_EX_ERROR, _("cannot open %s"), filename);
/* find the physical size of the file or block device */
if (fstat(fd, &st) < 0)
err(FSCK_EX_ERROR, _("stat of %s failed"), filename);
if (S_ISBLK(st.st_mode)) {
unsigned long long bytes;
if (blkdev_get_size(fd, &bytes))