Re: [PATCH] crypto: ctr: avoid VLA use

From: Salvatore Mesoraca
Date: Wed Mar 14 2018 - 09:46:57 EST


2018-03-14 14:31 GMT+01:00 Stephan Mueller <smueller@xxxxxxxxxx>:
> Am Mittwoch, 14. MÃrz 2018, 14:17:30 CET schrieb Salvatore Mesoraca:
>
> Hi Salvatore,
>
>> if (walk.nbytes) {
>> - crypto_ctr_crypt_final(&walk, child);
>> - err = blkcipher_walk_done(desc, &walk, 0);
>> + err = crypto_ctr_crypt_final(&walk, child);
>> + err = blkcipher_walk_done(desc, &walk, err);
>
> I guess you either want to handle the error from crypto_ctr_crypt_final or do
> an err |= blkcipher_walk_done.

I think that blkcipher_walk_done handles and returns the error for me.
Am I wrong?

Best regards,

Salvatore