crypto: algif_hash - Handle NULL hashes correctly

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Right now attempting to read an empty hash simply returns zeroed
bytes, this patch corrects this by calling the digest function
using an empty input.

Reported-by: Russell King - ARM Linux <linux@armlinux.org.uk>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

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This commit is contained in:

Herbert Xu 2016-09-01 17:16:44 +08:00

parent 5ba1c7b5ff

commit 493b2ed3f7

1 changed files with 61 additions and 12 deletions

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crypto/algif_hash.c

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