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null_blk: fix checking for REQ_FUA 

null_handle_bio() erroneously uses the bio_op macro
which masks respective request flag bits including REQ_FUA
out thus failing the check.

Fix by checking bio->bi_opf directly.

Signed-off-by: Heinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Heinz Mauelshagen 2019-02-22 20:00:01 +01:00 committed by Jens Axboe
parent 4d7c1d3fd7
commit bf7c7a0401
1 changed files with 1 additions and 1 deletions
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2
drivers/block/null_blk_main.c
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@ -1104,7 +1104,7 @@ static int null_handle_bio(struct nullb_cmd *cmd)
len = bvec.bv_len;
err = null_transfer(nullb, bvec.bv_page, len, bvec.bv_offset,
op_is_write(bio_op(bio)), sector,
bio_op(bio) & REQ_FUA);
bio->bi_opf & REQ_FUA);
if (err) {
spin_unlock_irq(&nullb->lock);
return err;