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dm: fix some sparse warnings and whitespace in dax methods

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Eliminate these sparse warnings:
drivers/md/dm.c:1062:9: warning: context imbalance in 'dm_dax_direct_access' - unexpected unlock
drivers/md/dm.c:1086:9: warning: context imbalance in 'dm_dax_copy_from_iter' - unexpected unlock

Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Mike Snitzer
2018-04-30 16:06:28 -04:00
parent 280884fadc
commit 3d97c829ed
1 changed files with 4 additions and 3 deletions
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drivers/md/dm.c
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@ -1021,6 +1021,7 @@ EXPORT_SYMBOL_GPL(dm_set_target_max_io_len);
static struct dm_target *dm_dax_get_live_target(struct mapped_device *md,
sector_t sector, int *srcu_idx)
__acquires(md->io_barrier)
{
struct dm_table *map;
struct dm_target *ti;