Messages in this thread Patch in this message | | | From | Lars Persson <> | Subject | [PATCH] crypto: aead - fix for multiple operations on AF_ALG sockets | Date | Tue, 25 Aug 2015 11:59:15 +0200 |
| |
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> --- crypto/algif_aead.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/crypto/algif_aead.c b/crypto/algif_aead.c index 38a6cab..0aa6fdf 100644 --- a/crypto/algif_aead.c +++ b/crypto/algif_aead.c @@ -90,6 +90,7 @@ static void aead_put_sgl(struct sock *sk) put_page(sg_page(sg + i)); sg_assign_page(sg + i, NULL); } + sg_init_table(sg, ALG_MAX_PAGES); sgl->cur = 0; ctx->used = 0; ctx->more = 0; -- 2.1.4
| |