linux-kernel - Re: [PATCH 1/2] crypto: fix crypto_alloc

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Date:	Mon, 9 Oct 2006 21:14:46 +1000
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	akinobu.mita@...il.com, linux-kernel@...r.kernel.org,
	"David S. Miller" <davem@...emloft.net>
Subject: Re: [PATCH 1/2] crypto: fix crypto_alloc_{tfm,base}() return value

On Mon, Oct 09, 2006 at 05:58:12PM +0900, Akinobu Mita wrote:
> crypto_alloc_tfm() and crypto_alloc_base() are suppose to return error code
> as pointer on failures. But there are some cases where they return NULL
> (for example, crypto_alloc_tfm() returns NULL on kzalloc() failure)
> 
> This patch fixes that wrong return value, and also fixes tcrypt so that it can
> detect error code correctly.

Actually, crypto_alloc_tfm is an obsolete function which is supposed
to maintain its previous semantics of returning NULL or success.

I don't quite see where the problem with crypto_alloc_base is.

Cheers,
-- 
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Email: Herbert Xu ~{PmV>HI~} <herbert@...dor.apana.org.au>
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