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authorHerbert Xu <herbert@gondor.apana.org.au>2007-12-14 00:44:11 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2008-01-11 08:16:54 +1100
commit6e050778c5d08a97d5d98f7cb62bc503e872615c (patch)
treeb58022ec4378bbfb51291c68da914ce64a526db8 /crypto/tcrypt.c
parentce5bd4aca3c467936370846119b7f3daf9ccea78 (diff)
[CRYPTO] scatterwalk: Handle zero nbytes in scatterwalk_map_and_copy
It's better to return silently than crash and burn when someone feeds us a zero length. In particular the null digest algorithm when used as part of authenc will do that to us. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/tcrypt.c')
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