Herbert Xu 6e050778c5 [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>

2008-01-11 08:16:54 +11:00

2.9 KiB

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