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authorJames Morris <james.l.morris@oracle.com>2017-11-29 12:47:41 +1100
committerJames Morris <james.l.morris@oracle.com>2017-11-29 12:47:41 +1100
commita43a1243adfa8cc682fd4dacab89910865c28031 (patch)
tree7aef00d973ddaeace8916dca0d2a5b5b33cd28de /crypto/pcbc.c
parentf960b5ebd9ed09bc12e10c712bce82ab58ef0435 (diff)
parent65cb3654889e0b748abc7756260ca267705aee14 (diff)
downloadlinux-crypto-a43a1243adfa8cc682fd4dacab89910865c28031.tar.gz
linux-crypto-a43a1243adfa8cc682fd4dacab89910865c28031.zip
Merge tag 'v4.15-rc1' into next-seccomp
Linux 4.15-rc1
Diffstat (limited to 'crypto/pcbc.c')
-rw-r--r--crypto/pcbc.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/crypto/pcbc.c b/crypto/pcbc.c
index 29dd2b4a..d9e45a95 100644
--- a/crypto/pcbc.c
+++ b/crypto/pcbc.c
@@ -55,8 +55,7 @@ static int crypto_pcbc_encrypt_segment(struct skcipher_request *req,
do {
crypto_xor(iv, src, bsize);
crypto_cipher_encrypt_one(tfm, dst, iv);
- memcpy(iv, dst, bsize);
- crypto_xor(iv, src, bsize);
+ crypto_xor_cpy(iv, dst, src, bsize);
src += bsize;
dst += bsize;
@@ -79,8 +78,7 @@ static int crypto_pcbc_encrypt_inplace(struct skcipher_request *req,
memcpy(tmpbuf, src, bsize);
crypto_xor(iv, src, bsize);
crypto_cipher_encrypt_one(tfm, src, iv);
- memcpy(iv, tmpbuf, bsize);
- crypto_xor(iv, src, bsize);
+ crypto_xor_cpy(iv, tmpbuf, src, bsize);
src += bsize;
} while ((nbytes -= bsize) >= bsize);
@@ -127,8 +125,7 @@ static int crypto_pcbc_decrypt_segment(struct skcipher_request *req,
do {
crypto_cipher_decrypt_one(tfm, dst, src);
crypto_xor(dst, iv, bsize);
- memcpy(iv, src, bsize);
- crypto_xor(iv, dst, bsize);
+ crypto_xor_cpy(iv, dst, src, bsize);
src += bsize;
dst += bsize;
@@ -153,8 +150,7 @@ static int crypto_pcbc_decrypt_inplace(struct skcipher_request *req,
memcpy(tmpbuf, src, bsize);
crypto_cipher_decrypt_one(tfm, src, src);
crypto_xor(src, iv, bsize);
- memcpy(iv, tmpbuf, bsize);
- crypto_xor(iv, src, bsize);
+ crypto_xor_cpy(iv, src, tmpbuf, bsize);
src += bsize;
} while ((nbytes -= bsize) >= bsize);