From: Qiang Liu Subject: [PATCH 4/4] Talitos: fix the issue of dma memory leak Date: Tue, 10 Jul 2012 14:00:14 +0800 Message-ID: <1341900014-20915-1-git-send-email-qiang.liu@freescale.com> Mime-Version: 1.0 Content-Type: text/plain Cc: , , Qiang Liu , Herbert Xu , "David S. Miller" To: , Return-path: Received: from ch1ehsobe001.messaging.microsoft.com ([216.32.181.181]:8162 "EHLO ch1outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752733Ab2GJGVU (ORCPT ); Tue, 10 Jul 2012 02:21:20 -0400 Sender: linux-crypto-owner@vger.kernel.org List-ID: An error will be happened when test with mass data: "DMA-API: device driver tries to sync DMA memory it has not allocated"; "DMA-API: debugging out of memory - disabling" dma mapping memory of request->desc is not released by right device, it should be private->dev but not dev; Cc: Herbert Xu Cc: David S. Miller Signed-off-by: Qiang Liu --- drivers/crypto/talitos.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c index 81f8497..a7da48c 100644 --- a/drivers/crypto/talitos.c +++ b/drivers/crypto/talitos.c @@ -264,7 +264,7 @@ static void flush_channel(struct device *dev, int ch, int error, int reset_ch) else status = error; - dma_unmap_single(dev, request->dma_desc, + dma_unmap_single(priv->dev, request->dma_desc, sizeof(struct talitos_desc), DMA_BIDIRECTIONAL); -- 1.7.5.1