Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752044Ab3GXGWJ (ORCPT ); Wed, 24 Jul 2013 02:22:09 -0400 Received: from mail-db9lp0249.outbound.messaging.microsoft.com ([213.199.154.249]:22047 "EHLO db9outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750876Ab3GXGVv (ORCPT ); Wed, 24 Jul 2013 02:21:51 -0400 X-Forefront-Antispam-Report: CIP:70.37.183.190;KIP:(null);UIP:(null);IPV:NLI;H:mail.freescale.net;RD:none;EFVD:NLI X-SpamScore: 14 X-BigFish: VS14(zz67favzz1f42h208ch1ee6h1de0h1fdah2073h1202h1e76h1d1ah1d2ah1fc6hzz1de098h1de097h8275bhz2dh2a8h668h839hd24he5bhf0ah1288h12a5h12a9h12bdh12e5h137ah139eh13b6h1441h1504h1537h162dh1631h1758h1898h18e1h1946h19b5h1ad9h1b0ah1d0ch1d2eh1d3fh1dfeh1dffh1e23h1155h) From: To: , , , , CC: , , Hongbo Zhang Subject: [PATCH v5 4/4] DMA: Freescale: eliminate a compiling warning Date: Wed, 24 Jul 2013 14:21:09 +0800 Message-ID: <1374646870-5162-5-git-send-email-hongbo.zhang@freescale.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1374646870-5162-1-git-send-email-hongbo.zhang@freescale.com> References: <1374646870-5162-1-git-send-email-hongbo.zhang@freescale.com> MIME-Version: 1.0 Content-Type: text/plain X-OriginatorOrg: freescale.com X-FOPE-CONNECTOR: Id%0$Dn%*$RO%0$TLS%0$FQDN%$TlsDn% Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1155 Lines: 35 From: Hongbo Zhang The variable cookie is initialized in a list_for_each_entry loop, if(unlikely) the list is empty, this variable will be used uninitialized, so we get a gcc compiling warning about this. This patch fixes this defect by setting an initial value to the varialble cookie. Signed-off-by: Hongbo Zhang --- drivers/dma/fsldma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c index 16a9a48..14d68a4 100644 --- a/drivers/dma/fsldma.c +++ b/drivers/dma/fsldma.c @@ -406,7 +406,7 @@ static dma_cookie_t fsl_dma_tx_submit(struct dma_async_tx_descriptor *tx) struct fsl_desc_sw *desc = tx_to_fsl_desc(tx); struct fsl_desc_sw *child; unsigned long flags; - dma_cookie_t cookie; + dma_cookie_t cookie = 0; spin_lock_irqsave(&chan->desc_lock, flags); -- 1.7.9.5 -- 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/