diff options
Diffstat (limited to 'drivers/md/dm-crypt.c')
| -rw-r--r-- | drivers/md/dm-crypt.c | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index b6148f6f7836..cf6631056683 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -15,7 +15,7 @@ #include <linux/crypto.h> #include <linux/workqueue.h> #include <asm/atomic.h> -#include <asm/scatterlist.h> +#include <linux/scatterlist.h> #include <asm/page.h> #include "dm.h" @@ -164,9 +164,7 @@ static int crypt_iv_essiv_ctr(struct crypt_config *cc, struct dm_target *ti, return -ENOMEM; } - sg.page = virt_to_page(cc->key); - sg.offset = offset_in_page(cc->key); - sg.length = cc->key_size; + sg_set_buf(&sg, cc->key, cc->key_size); crypto_digest_digest(hash_tfm, &sg, 1, salt); crypto_free_tfm(hash_tfm); @@ -207,14 +205,12 @@ static void crypt_iv_essiv_dtr(struct crypt_config *cc) static int crypt_iv_essiv_gen(struct crypt_config *cc, u8 *iv, sector_t sector) { - struct scatterlist sg = { NULL, }; + struct scatterlist sg; memset(iv, 0, cc->iv_size); *(u64 *)iv = cpu_to_le64(sector); - sg.page = virt_to_page(iv); - sg.offset = offset_in_page(iv); - sg.length = cc->iv_size; + sg_set_buf(&sg, iv, cc->iv_size); crypto_cipher_encrypt((struct crypto_tfm *)cc->iv_gen_private, &sg, &sg, cc->iv_size); @@ -331,7 +327,7 @@ crypt_alloc_buffer(struct crypt_config *cc, unsigned int size, { struct bio *bio; unsigned int nr_iovecs = (size + PAGE_SIZE - 1) >> PAGE_SHIFT; - int gfp_mask = GFP_NOIO | __GFP_HIGHMEM; + gfp_t gfp_mask = GFP_NOIO | __GFP_HIGHMEM; unsigned int i; /* |