[PATCH 1/2] block: Silence spurious compiler warnings

From: Kent Overstreet
Date: Tue Dec 03 2013 - 16:24:32 EST


The uninitialized_var() macro appears to not work on structs...

Signed-off-by: Kent Overstreet <kmo@xxxxxxxxxxxxx>
---
block/blk-merge.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/block/blk-merge.c b/block/blk-merge.c
index 05c17be..8f8adaa 100644
--- a/block/blk-merge.c
+++ b/block/blk-merge.c
@@ -86,7 +86,7 @@ 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;

if (!blk_queue_cluster(q))
@@ -168,7 +168,7 @@ 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;
@@ -230,7 +230,7 @@ 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;
--
1.8.4.4

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