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crypto: aes_ti - fix comment for MixColumns step 

mix_columns() contains a comment which shows the matrix used by the
MixColumns step of AES, but the last entry in this matrix was incorrect

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Eric Biggers 2017-05-09 17:20:27 -07:00 committed by Herbert Xu
parent b9162917fa
commit fa598d0a70
1 changed files with 1 additions and 1 deletions
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2
crypto/aes_ti.c
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@ -114,7 +114,7 @@ static u32 mix_columns(u32 x)
* | 0x2 0x3 0x1 0x1 | | x[0] |
* | 0x1 0x2 0x3 0x1 | | x[1] |
* | 0x1 0x1 0x2 0x3 | x | x[2] |
* | 0x3 0x1 0x1 0x3 | | x[3] |
* | 0x3 0x1 0x1 0x2 | | x[3] |
*/
u32 y = mul_by_x(x) ^ ror32(x, 16);