Re: [PATCH] crypto: include crypto- module prefix in template

From: Mathias Krause
Date: Mon Nov 24 2014 - 14:35:26 EST


On 24 November 2014 at 20:17, Kees Cook <keescook@xxxxxxxxxxxx> wrote:
> This adds the module loading prefix "crypto-" to the template lookup
> as well.
>
> For example, attempting to load 'vfat(blowfish)' via AF_ALG now correctly
> includes the "crypto-" prefix at every level, correctly rejecting "vfat":
>
> net-pf-38
> algif-hash
> crypto-vfat(blowfish)
> crypto-vfat(blowfish)-all
> crypto-vfat
>
> Reported-by: Mathias Krause <minipli@xxxxxxxxxxxxxx>
> Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
> ---
> crypto/algapi.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)

That commit will break the user API again as ciphers like 'cbc(aes)'
won't work any more -- as the cbc module won't be loaded.
You're missing the MODULE_ALIAS_CRYPTO() annotaions for all the crypto
templates -- cbc, ctr, xts, hmac, ...


Regards,
Mathias
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