Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932339AbbLNUs1 (ORCPT ); Mon, 14 Dec 2015 15:48:27 -0500 Received: from devils.ext.ti.com ([198.47.26.153]:39585 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932243AbbLNUsZ (ORCPT ); Mon, 14 Dec 2015 15:48:25 -0500 From: Peter Ujfalusi To: , , CC: , , , , , Subject: [PATCH V03 1/5] dmaengine: core: Skip mask matching when it is not provided to private_candidate Date: Mon, 14 Dec 2015 22:47:38 +0200 Message-ID: <1450126062-8063-2-git-send-email-peter.ujfalusi@ti.com> X-Mailer: git-send-email 2.6.4 In-Reply-To: <1450126062-8063-1-git-send-email-peter.ujfalusi@ti.com> References: <1450126062-8063-1-git-send-email-peter.ujfalusi@ti.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1031 Lines: 30 If mask is NULL skip the mask matching against the DMA device capabilities. Signed-off-by: Peter Ujfalusi Reviewed-by: Andy Shevchenko Reviewed-by: Arnd Bergmann --- drivers/dma/dmaengine.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c index daf54a39bcc7..6311e1fc80be 100644 --- a/drivers/dma/dmaengine.c +++ b/drivers/dma/dmaengine.c @@ -515,7 +515,7 @@ static struct dma_chan *private_candidate(const dma_cap_mask_t *mask, { struct dma_chan *chan; - if (!__dma_device_satisfies_mask(dev, mask)) { + if (mask && !__dma_device_satisfies_mask(dev, mask)) { pr_debug("%s: wrong capabilities\n", __func__); return NULL; } -- 2.6.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/