From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DCCF85C8F3; Tue, 23 Jan 2024 01:46:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705974372; cv=none; b=csqTu/UF1LfDpPUPqd6hcJbJoQ5IQgWCeqqybbfCbCRIP7wn/qMU2GnyZhy16JhAlQxYSKXjUkkAgkXkhbmTSa6BsV7gVvQs39G7KkUFcIdk9zAiEJzS6NQCjQgm2zZcbxNuBkG9EgE4t737xiAtW5Rvk8KWTE9tQ5+vX6vtMPE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705974372; c=relaxed/simple; bh=8ars6G2/19OestMGYX/DwX0sPeMwcfLJPUcML8bMNDE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Cgpqjp4R9R1DFjJf2QDAn7h55shM7O01uzVn+qZZOQUZvcQfvrGIb9C/KnRYKfdG7uIVQkaSnHN8OaZ96HWQDiyXhCuCucCWtFsFwwT4/ARgYD2jxWvmr14av62MCA2snDVZZ4nRw5B2wbT9lu0LhGO22KWHpQMVV/bF0bhUozc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=Bg8jNNLP; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="Bg8jNNLP" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A16FDC43394; Tue, 23 Jan 2024 01:46:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1705974371; bh=8ars6G2/19OestMGYX/DwX0sPeMwcfLJPUcML8bMNDE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Bg8jNNLPVWeW3naX9OtOmAtwk67WQ5q6CSww/SDjK3UJgnLvJVpS+fTE50WALB361 KNyQGiOZ2i+chu7amC35qMrREPs+6eB/tSTM2ZrT5IvmLjkrdA6mGqbNrUPM2cpZQd moGvAo220BxChEyKnV5BY+rhHmzDgsfBPqTcPy9U= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Ovidiu Panait , Herbert Xu , Sasha Levin Subject: [PATCH 6.6 070/583] crypto: sahara - fix wait_for_completion_timeout() error handling Date: Mon, 22 Jan 2024 15:52:01 -0800 Message-ID: <20240122235814.296116091@linuxfoundation.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240122235812.238724226@linuxfoundation.org> References: <20240122235812.238724226@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: Ovidiu Panait [ Upstream commit 2dba8e1d1a7957dcbe7888846268538847b471d1 ] The sg lists are not unmapped in case of timeout errors. Fix this. Fixes: 5a2bb93f5992 ("crypto: sahara - add support for SHA1/256") Fixes: 5de8875281e1 ("crypto: sahara - Add driver for SAHARA2 accelerator.") Signed-off-by: Ovidiu Panait Signed-off-by: Herbert Xu Signed-off-by: Sasha Levin --- drivers/crypto/sahara.c | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-) diff --git a/drivers/crypto/sahara.c b/drivers/crypto/sahara.c index 80d419d6a609..86ff5add2e15 100644 --- a/drivers/crypto/sahara.c +++ b/drivers/crypto/sahara.c @@ -607,16 +607,17 @@ static int sahara_aes_process(struct skcipher_request *req) timeout = wait_for_completion_timeout(&dev->dma_completion, msecs_to_jiffies(SAHARA_TIMEOUT_MS)); - if (!timeout) { - dev_err(dev->device, "AES timeout\n"); - return -ETIMEDOUT; - } dma_unmap_sg(dev->device, dev->out_sg, dev->nb_out_sg, DMA_FROM_DEVICE); dma_unmap_sg(dev->device, dev->in_sg, dev->nb_in_sg, DMA_TO_DEVICE); + if (!timeout) { + dev_err(dev->device, "AES timeout\n"); + return -ETIMEDOUT; + } + if ((dev->flags & FLAGS_CBC) && req->iv) sahara_aes_cbc_update_iv(req); @@ -1007,15 +1008,16 @@ static int sahara_sha_process(struct ahash_request *req) timeout = wait_for_completion_timeout(&dev->dma_completion, msecs_to_jiffies(SAHARA_TIMEOUT_MS)); - if (!timeout) { - dev_err(dev->device, "SHA timeout\n"); - return -ETIMEDOUT; - } if (rctx->sg_in_idx) dma_unmap_sg(dev->device, dev->in_sg, dev->nb_in_sg, DMA_TO_DEVICE); + if (!timeout) { + dev_err(dev->device, "SHA timeout\n"); + return -ETIMEDOUT; + } + memcpy(rctx->context, dev->context_base, rctx->context_size); if (req->result && rctx->last) -- 2.43.0