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Commit fa598d0a authored by Eric Biggers's avatar Eric Biggers Committed by Herbert Xu
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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: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent b9162917

crypto/aes_ti.c

+1 −1
Original line number Diff line number Diff line
@@ -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);