Re: [patch] crypto: remove a duplicate checks in __cbc_decrypt()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 13.02.2014 16:58, Dan Carpenter wrote:
> We checked "nbytes < bsize" before so it can't happen here.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

Acked-by: Jussi Kivilinna <jussi.kivilinna@xxxxxx>

> ---
> This doesn't change how the code works, but maybe their is a bug in the
> original code.  Please review?
> 
> diff --git a/arch/x86/crypto/cast5_avx_glue.c b/arch/x86/crypto/cast5_avx_glue.c
> index e6a3700489b9..e57e20ab5e0b 100644
> --- a/arch/x86/crypto/cast5_avx_glue.c
> +++ b/arch/x86/crypto/cast5_avx_glue.c
> @@ -203,9 +203,6 @@ static unsigned int __cbc_decrypt(struct blkcipher_desc *desc,
>  			src -= 1;
>  			dst -= 1;
>  		} while (nbytes >= bsize * CAST5_PARALLEL_BLOCKS);
> -
> -		if (nbytes < bsize)
> -			goto done;
>  	}
>  
>  	/* Handle leftovers */
> diff --git a/arch/x86/crypto/blowfish_glue.c b/arch/x86/crypto/blowfish_glue.c
> index 50ec333b70e6..8af519ed73d1 100644
> --- a/arch/x86/crypto/blowfish_glue.c
> +++ b/arch/x86/crypto/blowfish_glue.c
> @@ -223,9 +223,6 @@ static unsigned int __cbc_decrypt(struct blkcipher_desc *desc,
>  			src -= 1;
>  			dst -= 1;
>  		} while (nbytes >= bsize * 4);
> -
> -		if (nbytes < bsize)
> -			goto done;
>  	}
>  
>  	/* Handle leftovers */
> --
> To unsubscribe from this list: send the line "unsubscribe linux-crypto" in
> the body of a message to majordomo@xxxxxxxxxxxxxxx
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> 

--
To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Kernel Development]     [Kernel Announce]     [Kernel Newbies]     [Linux Networking Development]     [Share Photos]     [IDE]     [Security]     [Git]     [Netfilter]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Device Mapper]

  Powered by Linux