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dm table: fix write same support

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If device_not_write_same_capable() returns true then the iterate_devices
loop in dm_table_supports_write_same() should return false.

Reported-by: Bharata B Rao <bharata.rao@gmail.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Cc: stable@vger.kernel.org # v3.8+
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Mike Snitzer 2013-05-10 14:37:16 +01:00 committed by Alasdair G Kergon
parent 502624bdad
commit dc019b21fb
1 changed files with 1 additions and 1 deletions
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2
drivers/md/dm-table.c
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@ -1442,7 +1442,7 @@ static bool dm_table_supports_write_same(struct dm_table *t)
return false;
if (!ti->type->iterate_devices ||
!ti->type->iterate_devices(ti, device_not_write_same_capable, NULL))
ti->type->iterate_devices(ti, device_not_write_same_capable, NULL))
return false;
}