From: Amerigo Wang The second argument of k[un]map_atomic() is unused. Acked-by: Milan Broz Signed-off-by: Cong Wang Signed-off-by: Alasdair G Kergon --- drivers/md/dm-crypt.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) Index: linux-3.3-rc7/drivers/md/dm-crypt.c =================================================================== --- linux-3.3-rc7.orig/drivers/md/dm-crypt.c +++ linux-3.3-rc7/drivers/md/dm-crypt.c @@ -589,9 +589,9 @@ static int crypt_iv_lmk_gen(struct crypt 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); @@ -607,14 +607,14 @@ static int crypt_iv_lmk_post(struct cryp 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; }