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>
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@ -86,11 +86,9 @@ EXPORT_SYMBOL(blk_recount_segments);
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static int blk_phys_contig_segment(struct request_queue *q, struct bio *bio,
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struct bio *nxt)
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{
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struct bio_vec end_bv, nxt_bv;
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struct bio_vec end_bv = { NULL }, nxt_bv;
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struct bvec_iter iter;
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uninitialized_var(end_bv);
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if (!blk_queue_cluster(q))
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return 0;
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@ -170,13 +168,11 @@ new_segment:
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int blk_rq_map_sg(struct request_queue *q, struct request *rq,
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struct scatterlist *sglist)
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{
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struct bio_vec bvec, bvprv;
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struct bio_vec bvec, bvprv = { NULL };
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struct req_iterator iter;
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struct scatterlist *sg;
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int nsegs, cluster;
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uninitialized_var(bvprv);
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nsegs = 0;
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cluster = blk_queue_cluster(q);
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@ -234,13 +230,11 @@ EXPORT_SYMBOL(blk_rq_map_sg);
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int blk_bio_map_sg(struct request_queue *q, struct bio *bio,
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struct scatterlist *sglist)
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{
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struct bio_vec bvec, bvprv;
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struct bio_vec bvec, bvprv = { NULL };
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struct scatterlist *sg;
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int nsegs, cluster;
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struct bvec_iter iter;
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uninitialized_var(bvprv);
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nsegs = 0;
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cluster = blk_queue_cluster(q);
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