Commit bf433416 authored Aug 25, 2015 by Lars Persson Committed by Herbert Xu Aug 25, 2015

crypto: algif_aead - fix for multiple operations on AF_ALG sockets



The tsgl scatterlist must be re-initialized after each
operation. Otherwise the sticky bits in the page_link will corrupt the
list with pre-mature termination or false chaining.

Signed-off-by: Lars Persson <larper@axis.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

parent df9e21e1

crypto/algif_aead.c

+1 −0

Original line number	Original line	Diff line number	Diff line
	@@ -90,6 +90,7 @@ static void aead_put_sgl(struct sock *sk)
	put_page(sg_page(sg + i));		put_page(sg_page(sg + i));
	sg_assign_page(sg + i, NULL);		sg_assign_page(sg + i, NULL);
	}		}
			sg_init_table(sg, ALG_MAX_PAGES);
	sgl->cur = 0;		sgl->cur = 0;
	ctx->used = 0;		ctx->used = 0;
	ctx->more = 0;		ctx->more = 0;