diff options
Diffstat (limited to 'drivers/block/loop.c')
| -rw-r--r-- | drivers/block/loop.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/drivers/block/loop.c b/drivers/block/loop.c index f5e39989adde..33fde3a39759 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -288,9 +288,10 @@ static int lo_send(struct loop_device *lo, struct bio *bio, loff_t pos) { int (*do_lo_send)(struct loop_device *, struct bio_vec *, loff_t, struct page *page); - struct bio_vec *bvec; + struct bio_vec bvec; + struct bvec_iter iter; struct page *page = NULL; - int i, ret = 0; + int ret = 0; if (lo->transfer != transfer_none) { page = alloc_page(GFP_NOIO | __GFP_HIGHMEM); @@ -302,11 +303,11 @@ static int lo_send(struct loop_device *lo, struct bio *bio, loff_t pos) do_lo_send = do_lo_send_direct_write; } - bio_for_each_segment(bvec, bio, i) { - ret = do_lo_send(lo, bvec, pos, page); + bio_for_each_segment(bvec, bio, iter) { + ret = do_lo_send(lo, &bvec, pos, page); if (ret < 0) break; - pos += bvec->bv_len; + pos += bvec.bv_len; } if (page) { kunmap(page); @@ -392,20 +393,20 @@ do_lo_receive(struct loop_device *lo, static int lo_receive(struct loop_device *lo, struct bio *bio, int bsize, loff_t pos) { - struct bio_vec *bvec; + struct bio_vec bvec; + struct bvec_iter iter; ssize_t s; - int i; - bio_for_each_segment(bvec, bio, i) { - s = do_lo_receive(lo, bvec, bsize, pos); + bio_for_each_segment(bvec, bio, iter) { + s = do_lo_receive(lo, &bvec, bsize, pos); if (s < 0) return s; - if (s != bvec->bv_len) { + if (s != bvec.bv_len) { zero_fill_bio(bio); break; } - pos += bvec->bv_len; + pos += bvec.bv_len; } return 0; } |