>From 46e7081430f5f483906f496733a23f8e9d898879 Mon Sep 17 00:00:00 2001 From: Kent Overstreet <kmo@xxxxxxxxxxxxx> Date: Tue, 26 Nov 2013 16:36:49 -0800 Subject: [PATCH] block: Silence spurious compiler warnings Signed-off-by: Kent Overstreet <kmo@xxxxxxxxxxxxx> --- On Tue, Nov 26, 2013 at 12:02:08PM -0700, Jens Axboe wrote: > On 11/26/2013 12:01 PM, Olof Johansson wrote: > > I just noticed that i see this with gcc 4.7.0, but 4.8.1 does not warn. > > That's good, because it's not a bug. But arguably we should shut up 4.7 > as well, however... Here you go: block/blk-merge.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/block/blk-merge.c b/block/blk-merge.c index 05c17be..0b097f6 100644 --- a/block/blk-merge.c +++ b/block/blk-merge.c @@ -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); -- 1.8.4.4 -- To unsubscribe from this list: send the line "unsubscribe linux-next" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
