4.9-stable review patch. If anyone has any objections, please let me know.
------------------ From: Bin Liu <[email protected]> commit 9dbc8a0328efa485a6f5b68b867f9f523a3fbeff upstream. Fixes: 8043bb1ae03cb ("crypto: omap-sham - convert driver logic to use sgs for data xmit") The memory pages freed in omap_sham_finish_req() were less than those allocated in omap_sham_copy_sgs(). Cc: [email protected] Signed-off-by: Bin Liu <[email protected]> Acked-by: Tero Kristo <[email protected]> Signed-off-by: Herbert Xu <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- drivers/crypto/omap-sham.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/crypto/omap-sham.c +++ b/drivers/crypto/omap-sham.c @@ -1081,7 +1081,7 @@ static void omap_sham_finish_req(struct if (test_bit(FLAGS_SGS_COPIED, &dd->flags)) free_pages((unsigned long)sg_virt(ctx->sg), - get_order(ctx->sg->length)); + get_order(ctx->sg->length + ctx->bufcnt)); if (test_bit(FLAGS_SGS_ALLOCED, &dd->flags)) kfree(ctx->sg);
