From: Tom Lendacky Date: Thu, 5 Dec 2013 19:09:53 +0000 (-0600) Subject: crypto: scatterwalk - Use sg_chain_ptr on chain entries X-Git-Tag: v4.9.8~7193^2~1 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=389a5390583a18e45bc4abd4439291abec5e7a63;p=platform%2Fkernel%2Flinux-rpi3.git crypto: scatterwalk - Use sg_chain_ptr on chain entries Now that scatterwalk_sg_chain sets the chain pointer bit the sg_page call in scatterwalk_sg_next hits a BUG_ON when CONFIG_DEBUG_SG is enabled. Use sg_chain_ptr instead of sg_page on a chain entry. Cc: stable@vger.kernel.org Signed-off-by: Tom Lendacky Signed-off-by: Herbert Xu --- diff --git a/include/crypto/scatterwalk.h b/include/crypto/scatterwalk.h index 64ebede..6a626a5 100644 --- a/include/crypto/scatterwalk.h +++ b/include/crypto/scatterwalk.h @@ -44,7 +44,7 @@ static inline struct scatterlist *scatterwalk_sg_next(struct scatterlist *sg) if (sg_is_last(sg)) return NULL; - return (++sg)->length ? sg : (void *)sg_page(sg); + return (++sg)->length ? sg : sg_chain_ptr(sg); } static inline void scatterwalk_crypto_chain(struct scatterlist *head,