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author | Jussi Kivilinna <jussi.kivilinna@mbnet.fi> | 2012-09-19 06:40:30 (GMT) |
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committer | Herbert Xu <herbert@gondor.apana.org.au> | 2012-10-04 09:45:29 (GMT) |
commit | c9f97a27ceee84998999bf3341e6d5d207b05539 (patch) | |
tree | 55a29137b48b80115bb94308e532dbf81f72c6a8 | |
parent | 200429cc63399e99dd2abcdca5088559a911ef2b (diff) | |
download | linux-c9f97a27ceee84998999bf3341e6d5d207b05539.tar.xz |
crypto: x86/glue_helper - fix storing of new IV in CBC encryption
Glue_helper incorrectly XORs new IV over old IV at end of CBC encryption
function when it should store. This causes CBC encryption to give
incorrect output on multi-page encryption requests.
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-rw-r--r-- | arch/x86/crypto/glue_helper.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/crypto/glue_helper.c b/arch/x86/crypto/glue_helper.c index 4854f0f..30b3927 100644 --- a/arch/x86/crypto/glue_helper.c +++ b/arch/x86/crypto/glue_helper.c @@ -110,7 +110,7 @@ static unsigned int __glue_cbc_encrypt_128bit(const common_glue_func_t fn, nbytes -= bsize; } while (nbytes >= bsize); - u128_xor((u128 *)walk->iv, (u128 *)walk->iv, iv); + *(u128 *)walk->iv = *iv; return nbytes; } |