From: Eric Biggers <[email protected]> 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 --- and did not match the code, which is correct. Fix the comment.
Signed-off-by: Eric Biggers <[email protected]> --- crypto/aes_ti.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/crypto/aes_ti.c b/crypto/aes_ti.c index 92644fd1ac19..03023b2290e8 100644 --- a/crypto/aes_ti.c +++ b/crypto/aes_ti.c @@ -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); -- 2.13.0.rc2.291.g57267f2277-goog
