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dm raid: fix address sanitizer warning in raid_resume
commit 7dad24db59
upstream.
There is a KASAN warning in raid_resume when running the lvm test
lvconvert-raid.sh. The reason for the warning is that mddev->raid_disks
is greater than rs->raid_disks, so the loop touches one entry beyond
the allocated length.
Cc: stable@vger.kernel.org
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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parent
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commit
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1 changed files with 1 additions and 1 deletions
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@ -3669,7 +3669,7 @@ static void attempt_restore_of_faulty_devices(struct raid_set *rs)
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memset(cleared_failed_devices, 0, sizeof(cleared_failed_devices));
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for (i = 0; i < mddev->raid_disks; i++) {
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for (i = 0; i < rs->raid_disks; i++) {
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r = &rs->dev[i].rdev;
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/* HM FIXME: enhance journal device recovery processing */
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if (test_bit(Journal, &r->flags))
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