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| author | Herbert Xu <herbert@gondor.apana.org.au> | 2016-01-24 16:17:38 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2016-01-27 15:35:55 +0300 |
| commit | 3f32a5bee0c8b2d4f25138af21620ae164fdb0ff (patch) | |
| tree | c2f98f78bfa3024a1abca9171698e6504425bfe8 /fs/ext4/crypto.c | |
| parent | 9651ddbac81f9c2676a963ce836d2f02ba2fe9c0 (diff) | |
| download | linux-3f32a5bee0c8b2d4f25138af21620ae164fdb0ff.tar.xz | |
ext4: Use skcipher
This patch replaces uses of ablkcipher with skcipher.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'fs/ext4/crypto.c')
| -rw-r--r-- | fs/ext4/crypto.c | 24 |
1 files changed, 11 insertions, 13 deletions
diff --git a/fs/ext4/crypto.c b/fs/ext4/crypto.c index c8021208a7eb..845c22a5a744 100644 --- a/fs/ext4/crypto.c +++ b/fs/ext4/crypto.c @@ -18,11 +18,9 @@ * Special Publication 800-38E and IEEE P1619/D16. */ -#include <crypto/hash.h> -#include <crypto/sha.h> +#include <crypto/skcipher.h> #include <keys/user-type.h> #include <keys/encrypted-type.h> -#include <linux/crypto.h> #include <linux/ecryptfs.h> #include <linux/gfp.h> #include <linux/kernel.h> @@ -261,21 +259,21 @@ static int ext4_page_crypto(struct inode *inode, { u8 xts_tweak[EXT4_XTS_TWEAK_SIZE]; - struct ablkcipher_request *req = NULL; + struct skcipher_request *req = NULL; DECLARE_EXT4_COMPLETION_RESULT(ecr); struct scatterlist dst, src; struct ext4_crypt_info *ci = EXT4_I(inode)->i_crypt_info; - struct crypto_ablkcipher *tfm = ci->ci_ctfm; + struct crypto_skcipher *tfm = ci->ci_ctfm; int res = 0; - req = ablkcipher_request_alloc(tfm, GFP_NOFS); + req = skcipher_request_alloc(tfm, GFP_NOFS); if (!req) { printk_ratelimited(KERN_ERR "%s: crypto_request_alloc() failed\n", __func__); return -ENOMEM; } - ablkcipher_request_set_callback( + skcipher_request_set_callback( req, CRYPTO_TFM_REQ_MAY_BACKLOG | CRYPTO_TFM_REQ_MAY_SLEEP, ext4_crypt_complete, &ecr); @@ -288,21 +286,21 @@ static int ext4_page_crypto(struct inode *inode, sg_set_page(&dst, dest_page, PAGE_CACHE_SIZE, 0); sg_init_table(&src, 1); sg_set_page(&src, src_page, PAGE_CACHE_SIZE, 0); - ablkcipher_request_set_crypt(req, &src, &dst, PAGE_CACHE_SIZE, - xts_tweak); + skcipher_request_set_crypt(req, &src, &dst, PAGE_CACHE_SIZE, + xts_tweak); if (rw == EXT4_DECRYPT) - res = crypto_ablkcipher_decrypt(req); + res = crypto_skcipher_decrypt(req); else - res = crypto_ablkcipher_encrypt(req); + res = crypto_skcipher_encrypt(req); if (res == -EINPROGRESS || res == -EBUSY) { wait_for_completion(&ecr.completion); res = ecr.res; } - ablkcipher_request_free(req); + skcipher_request_free(req); if (res) { printk_ratelimited( KERN_ERR - "%s: crypto_ablkcipher_encrypt() returned %d\n", + "%s: crypto_skcipher_encrypt() returned %d\n", __func__, res); return res; } |