diff mbox series

[03/10] zram: use memcpy_to_bvec in zram_bvec_read

Message ID 20220303111905.321089-4-hch@lst.de (mailing list archive)
State Accepted
Commit b3bd0a8a74ab970cc1cf0849e66bd0906741105b
Headers show
Series [01/10] iss-simdisk: use bvec_kmap_local in simdisk_submit_bio | expand

Commit Message

Christoph Hellwig March 3, 2022, 11:18 a.m. UTC 
Use the proper helper instead of open coding the copy.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
---
 drivers/block/zram/zram_drv.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index a3a5e1e713268..14becdf2815df 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -1331,12 +1331,10 @@  static int zram_bvec_read(struct zram *zram, struct bio_vec *bvec,
 		goto out;
 
 	if (is_partial_io(bvec)) {
-		void *dst = kmap_atomic(bvec->bv_page);
 		void *src = kmap_atomic(page);
 
-		memcpy(dst + bvec->bv_offset, src + offset, bvec->bv_len);
+		memcpy_to_bvec(bvec, src + offset);
 		kunmap_atomic(src);
-		kunmap_atomic(dst);
 	}
 out:
 	if (is_partial_io(bvec))