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dm raid1: remove impossible mempool_alloc error test 

mempool_alloc can't fail if __GFP_WAIT is specified, so the condition
that tests if read_record is non-NULL is always true.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Mikulas Patocka 2012-12-21 20:23:32 +00:00 committed by Alasdair G Kergon
parent 018debea8d
commit 7c27213b20
1 changed files with 3 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/md/dm-raid1.c
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@ -1195,11 +1195,9 @@ static int mirror_map(struct dm_target *ti, struct bio *bio,
return -EIO;
read_record = mempool_alloc(ms->read_record_pool, GFP_NOIO);
if (likely(read_record)) {
dm_bio_record(&read_record->details, bio);
map_context->ptr = read_record;
read_record->m = m;
}
dm_bio_record(&read_record->details, bio);
map_context->ptr = read_record;
read_record->m = m;
map_bio(m, bio);