From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965519AbbJIAUj (ORCPT ); Thu, 8 Oct 2015 20:20:39 -0400 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:35470 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758984AbbJIARd (ORCPT ); Thu, 8 Oct 2015 20:17:33 -0400 Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit MIME-Version: 1.0 From: Ben Hutchings To: linux-kernel@vger.kernel.org, stable@vger.kernel.org CC: akpm@linux-foundation.org, "Herbert Xu" Date: Fri, 09 Oct 2015 01:12:27 +0100 Message-ID: X-Mailer: LinuxStableQueue (scripts by bwh) Subject: [PATCH 3.2 005/107] crypto: ixp4xx - Remove bogus BUG_ON on scattered dst buffer In-Reply-To: X-SA-Exim-Connect-IP: 192.168.4.247 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.2.72-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Herbert Xu commit f898c522f0e9ac9f3177d0762b76e2ab2d2cf9c0 upstream. This patch removes a bogus BUG_ON in the ablkcipher path that triggers when the destination buffer is different from the source buffer and is scattered. Signed-off-by: Herbert Xu Signed-off-by: Ben Hutchings --- drivers/crypto/ixp4xx_crypto.c | 1 - 1 file changed, 1 deletion(-) --- a/drivers/crypto/ixp4xx_crypto.c +++ b/drivers/crypto/ixp4xx_crypto.c @@ -914,7 +914,6 @@ static int ablk_perform(struct ablkciphe crypt->mode |= NPE_OP_NOT_IN_PLACE; /* This was never tested by Intel * for more than one dst buffer, I think. */ - BUG_ON(req->dst->length < nbytes); req_ctx->dst = NULL; if (!chainup_buffers(dev, req->dst, nbytes, &dst_hook, flags, DMA_FROM_DEVICE))