From 6c24524a7de204979931f1488ed5053047d5f59d Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Thu, 20 May 2021 14:49:32 +0200 Subject: [PATCH] zram: use memcpy_from_bvec in zram_bvec_write Use memcpy_from_bvec instead of open coding the logic. Signed-off-by: Christoph Hellwig --- drivers/block/zram/zram_drv.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index 1954c9da3768..f15057843a47 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -1440,7 +1440,6 @@ static int zram_bvec_write(struct zram *zram, struct bio_vec *bvec, { int ret; struct page *page = NULL; - void *src; struct bio_vec vec; vec = *bvec; @@ -1458,11 +1457,9 @@ static int zram_bvec_write(struct zram *zram, struct bio_vec *bvec, if (ret) goto out; - src = kmap_atomic(bvec->bv_page); dst = kmap_atomic(page); - memcpy(dst + offset, src + bvec->bv_offset, bvec->bv_len); + memcpy_from_bvec(dst + offset, bvec); kunmap_atomic(dst); - kunmap_atomic(src); vec.bv_page = page; vec.bv_len = PAGE_SIZE; -- 2.50.1