Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759072Ab2FFVo3 (ORCPT ); Wed, 6 Jun 2012 17:44:29 -0400 Received: from mail1-relais-roc.national.inria.fr ([192.134.164.82]:7149 "EHLO mail1-relais-roc.national.inria.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758569Ab2FFVlx (ORCPT ); Wed, 6 Jun 2012 17:41:53 -0400 X-IronPort-AV: E=Sophos;i="4.75,726,1330902000"; d="scan'208";a="161655284" From: Julia Lawall To: "David S. Miller" Cc: kernel-janitors@vger.kernel.org, linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org, joe@perches.com, Julia Lawall Subject: [PATCH 1/7] drivers/ide/ide-cs.c: adjust suspicious bit operation Date: Wed, 6 Jun 2012 23:41:35 +0200 Message-Id: <1339018901-28439-2-git-send-email-Julia.Lawall@lip6.fr> X-Mailer: git-send-email 1.7.3.4 In-Reply-To: <1339018901-28439-1-git-send-email-Julia.Lawall@lip6.fr> References: <1339018901-28439-1-git-send-email-Julia.Lawall@lip6.fr> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1225 Lines: 34 From: Julia Lawall IO_DATA_PATH_WIDTH_8 is 0, so a bit-and with it is always false. The value IO_DATA_PATH_WIDTH covers the bits of the IO_DATA_PATH constants, so first pick those bits and then make the test using !=. This problem was found using Coccinelle (http://coccinelle.lip6.fr/). Signed-off-by: Julia Lawall --- drivers/ide/ide-cs.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/ide/ide-cs.c b/drivers/ide/ide-cs.c index 28e344e..a5e57bf 100644 --- a/drivers/ide/ide-cs.c +++ b/drivers/ide/ide-cs.c @@ -167,7 +167,8 @@ static int pcmcia_check_one_config(struct pcmcia_device *pdev, void *priv_data) { int *is_kme = priv_data; - if (!(pdev->resource[0]->flags & IO_DATA_PATH_WIDTH_8)) { + if ((p1dev->resource[0]->flags & IO_DATA_PATH_WIDTH) + != IO_DATA_PATH_WIDTH_8) { pdev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH; pdev->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO; } -- 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/