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block: Silence spurious compiler warnings

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Signed-off-by: Kent Overstreet <kmo@daterainc.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Kent Overstreet 2013-11-26 16:36:49 -08:00 committed by Jens Axboe
parent 4b1faf9316
commit 3f273d301b
1 changed files with 6 additions and 0 deletions
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6
block/blk-merge.c
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@ -89,6 +89,8 @@ static int blk_phys_contig_segment(struct request_queue *q, struct bio *bio,
struct bio_vec end_bv, nxt_bv;
struct bvec_iter iter;
uninitialized_var(end_bv);
if (!blk_queue_cluster(q))
return 0;
@ -173,6 +175,8 @@ int blk_rq_map_sg(struct request_queue *q, struct request *rq,
struct scatterlist *sg;
int nsegs, cluster;
uninitialized_var(bvprv);
nsegs = 0;
cluster = blk_queue_cluster(q);
@ -235,6 +239,8 @@ int blk_bio_map_sg(struct request_queue *q, struct bio *bio,
int nsegs, cluster;
struct bvec_iter iter;
uninitialized_var(bvprv);
nsegs = 0;
cluster = blk_queue_cluster(q);