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authorCong Wang <amwang@redhat.com>2011-11-28 00:26:02 -0500
committerCong Wang <xiyou.wangcong@gmail.com>2012-03-20 09:48:28 -0400
commitc2e022cb654fa6595238dc52311a85e6444da1f7 (patch)
treef3dba0008bb940e3b8c6fcd81b0f29004de06c1c /drivers/md/dm-crypt.c
parentc58e0377d61e209600def7d4d9ae535ea94bc210 (diff)
dm: remove the second argument of k[un]map_atomic()
Acked-by: Milan Broz <mbroz@redhat.com> Signed-off-by: Cong Wang <amwang@redhat.com>
Diffstat (limited to 'drivers/md/dm-crypt.c')
-rw-r--r--drivers/md/dm-crypt.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 8c2a000cf3f5..db6b51639cee 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -590,9 +590,9 @@ static int crypt_iv_lmk_gen(struct crypt_config *cc, u8 *iv,
590 int r = 0; 590 int r = 0;
591 591
592 if (bio_data_dir(dmreq->ctx->bio_in) == WRITE) { 592 if (bio_data_dir(dmreq->ctx->bio_in) == WRITE) {
593 src = kmap_atomic(sg_page(&dmreq->sg_in), KM_USER0); 593 src = kmap_atomic(sg_page(&dmreq->sg_in));
594 r = crypt_iv_lmk_one(cc, iv, dmreq, src + dmreq->sg_in.offset); 594 r = crypt_iv_lmk_one(cc, iv, dmreq, src + dmreq->sg_in.offset);
595 kunmap_atomic(src, KM_USER0); 595 kunmap_atomic(src);
596 } else 596 } else
597 memset(iv, 0, cc->iv_size); 597 memset(iv, 0, cc->iv_size);
598 598
@@ -608,14 +608,14 @@ static int crypt_iv_lmk_post(struct crypt_config *cc, u8 *iv,
608 if (bio_data_dir(dmreq->ctx->bio_in) == WRITE) 608 if (bio_data_dir(dmreq->ctx->bio_in) == WRITE)
609 return 0; 609 return 0;
610 610
611 dst = kmap_atomic(sg_page(&dmreq->sg_out), KM_USER0); 611 dst = kmap_atomic(sg_page(&dmreq->sg_out));
612 r = crypt_iv_lmk_one(cc, iv, dmreq, dst + dmreq->sg_out.offset); 612 r = crypt_iv_lmk_one(cc, iv, dmreq, dst + dmreq->sg_out.offset);
613 613
614 /* Tweak the first block of plaintext sector */ 614 /* Tweak the first block of plaintext sector */
615 if (!r) 615 if (!r)
616 crypto_xor(dst + dmreq->sg_out.offset, iv, cc->iv_size); 616 crypto_xor(dst + dmreq->sg_out.offset, iv, cc->iv_size);
617 617
618 kunmap_atomic(dst, KM_USER0); 618 kunmap_atomic(dst);
619 return r; 619 return r;
620} 620}
621 621