crypto: cfb - fix decryption

crypto_cfb_decrypt_segment() incorrectly XOR'ed generated keystream with
IV, rather than with data stream, resulting in incorrect decryption.
Test vectors will be added in the next patch.

Signed-off-by: Dmitry Eremin-Solenikov <[email protected]>
Cc: [email protected]
Signed-off-by: Herbert Xu <[email protected]>
1 file changed