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dm: remove the second argument of k[un]map_atomic()
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Acked-by: Milan Broz <mbroz@redhat.com>
Signed-off-by: Cong Wang <amwang@redhat.com>
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Cong Wang authored and Cong Wang committed Mar 20, 2012
1 parent c58e037 commit c2e022c
Showing 1 changed file with 4 additions and 4 deletions.
8 changes: 4 additions & 4 deletions drivers/md/dm-crypt.c
Original file line number Diff line number Diff line change
Expand Up @@ -590,9 +590,9 @@ static int crypt_iv_lmk_gen(struct crypt_config *cc, u8 *iv,
int r = 0;

if (bio_data_dir(dmreq->ctx->bio_in) == WRITE) {
src = kmap_atomic(sg_page(&dmreq->sg_in), KM_USER0);
src = kmap_atomic(sg_page(&dmreq->sg_in));
r = crypt_iv_lmk_one(cc, iv, dmreq, src + dmreq->sg_in.offset);
kunmap_atomic(src, KM_USER0);
kunmap_atomic(src);
} else
memset(iv, 0, cc->iv_size);

Expand All @@ -608,14 +608,14 @@ static int crypt_iv_lmk_post(struct crypt_config *cc, u8 *iv,
if (bio_data_dir(dmreq->ctx->bio_in) == WRITE)
return 0;

dst = kmap_atomic(sg_page(&dmreq->sg_out), KM_USER0);
dst = kmap_atomic(sg_page(&dmreq->sg_out));
r = crypt_iv_lmk_one(cc, iv, dmreq, dst + dmreq->sg_out.offset);

/* Tweak the first block of plaintext sector */
if (!r)
crypto_xor(dst + dmreq->sg_out.offset, iv, cc->iv_size);

kunmap_atomic(dst, KM_USER0);
kunmap_atomic(dst);
return r;
}

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