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(parent: 62037d8) | patch
mkfs: properly fix TOCTOU open/stat race in config file handling
authorEric Sandeen <sandeen@redhat.com>
Wed, 13 Jun 2018 03:26:31 +0000 (22:26 -0500)
committerEric Sandeen <sandeen@redhat.com>
Wed, 13 Jun 2018 03:26:31 +0000 (22:26 -0500)
commitcf305108a7f548c4d9162e630207ed53b72445d0
treeec45b6edf03e9a92040f941b017772296893d6betree
parent62037d8ca488e3e7ad12473ec150a4a04cd38087commit | diff
mkfs: properly fix TOCTOU open/stat race in config file handling

After open of the configfile, simply fstat() that fd to ensure that
we are checking the file we just opened, not something that got
renamed in between.

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
mkfs/config.c diff | blob | blame | history
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