On Thu, Oct 08, 2015 at 06:31:52AM -0700, Tadeusz Struk wrote: > > The sgl has to be big enough to take the whole integer. > What would be the point to export only part of a number?
You're not getting it. Just because the SGL is X bytes long it doesn't give you the right to write X bytes. The number of bytes that you may write to (let's call it Y) may be smaller. The value of Y must be passed into the helper and verified. This is why dst_len exists. Cheers, -- Email: Herbert Xu <herb...@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
