crypto: shash - Fix async finup handling of null digest
authorHerbert Xu <herbert@gondor.apana.org.au>
Wed, 15 Jul 2009 13:26:41 +0000 (21:26 +0800)
committerHerbert Xu <herbert@gondor.apana.org.au>
Wed, 15 Jul 2009 13:26:41 +0000 (21:26 +0800)
When shash_ahash_finup encounters a null request, we end up not
calling the underlying final function.  This patch fixes that.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

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