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linux/crypto/ahash.c
Herbert Xu b986834b2c crypto: hash - Fix page length clamping in hash walk 
commit 13f4bb78cf upstream.

The crypto hash walk code is broken when supplied with an offset
greater than or equal to PAGE_SIZE.  This patch fixes it by adjusting
walk->pg and walk->offset when this happens.

Reported-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
2016-06-15 21:29:30 +01:00

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