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authorKent Overstreet <kmo@daterainc.com>2013-12-03 14:29:09 -0700
committerJens Axboe <axboe@kernel.dk>2013-12-03 14:29:09 -0700
commit2b8221e181c128ac3bc7a9cdc80db04884951e89 (patch)
tree8502701da9e4a1f8ab4b9824eb00868f68afd4e7 /block
parent3f273d301b535ef46f9c689e5b2828b741e81050 (diff)
downloadop-kernel-dev-2b8221e181c128ac3bc7a9cdc80db04884951e89.zip
op-kernel-dev-2b8221e181c128ac3bc7a9cdc80db04884951e89.tar.gz
block: Really silence spurious compiler warnings
The uninitialized_var() macro appears to not work on structs... Get rid of it, and manually initialize instead. Signed-off-by: Kent Overstreet <kmo@daterainc.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r--block/blk-merge.c12
1 files changed, 3 insertions, 9 deletions
diff --git a/block/blk-merge.c b/block/blk-merge.c
index 0b097f6..8f8adaa 100644
--- a/block/blk-merge.c
+++ b/block/blk-merge.c
@@ -86,11 +86,9 @@ EXPORT_SYMBOL(blk_recount_segments);
static int blk_phys_contig_segment(struct request_queue *q, struct bio *bio,
struct bio *nxt)
{
- struct bio_vec end_bv, nxt_bv;
+ struct bio_vec end_bv = { NULL }, nxt_bv;
struct bvec_iter iter;
- uninitialized_var(end_bv);
-
if (!blk_queue_cluster(q))
return 0;
@@ -170,13 +168,11 @@ new_segment:
int blk_rq_map_sg(struct request_queue *q, struct request *rq,
struct scatterlist *sglist)
{
- struct bio_vec bvec, bvprv;
+ struct bio_vec bvec, bvprv = { NULL };
struct req_iterator iter;
struct scatterlist *sg;
int nsegs, cluster;
- uninitialized_var(bvprv);
-
nsegs = 0;
cluster = blk_queue_cluster(q);
@@ -234,13 +230,11 @@ EXPORT_SYMBOL(blk_rq_map_sg);
int blk_bio_map_sg(struct request_queue *q, struct bio *bio,
struct scatterlist *sglist)
{
- struct bio_vec bvec, bvprv;
+ struct bio_vec bvec, bvprv = { NULL };
struct scatterlist *sg;
int nsegs, cluster;
struct bvec_iter iter;
- uninitialized_var(bvprv);
-
nsegs = 0;
cluster = blk_queue_cluster(q);
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