From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mx1.redhat.com ([209.132.183.28]:40719 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754330Ab2IIVzn (ORCPT ); Sun, 9 Sep 2012 17:55:43 -0400 Message-ID: <504D109C.8000803@redhat.com> Date: Sun, 09 Sep 2012 23:56:44 +0200 From: Hans de Goede MIME-Version: 1.0 To: Peter Senna Tschudin CC: kernel-janitors@vger.kernel.org, Julia.Lawall@lip6.fr, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 14/14] drivers/media/usb/gspca/cpia1.c: fix error return code References: <1346945041-26676-14-git-send-email-peter.senna@gmail.com> In-Reply-To: <1346945041-26676-14-git-send-email-peter.senna@gmail.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: Hi, Applied to my gspca tree and included in my pull-req for 3.7 which I just send out. Thanks, Hans On 09/06/2012 05:24 PM, Peter Senna Tschudin wrote: > From: Peter Senna Tschudin > > Convert a nonnegative error return code to a negative one, as returned > elsewhere in the function. > > A simplified version of the semantic match that finds this problem is as > follows: (http://coccinelle.lip6.fr/) > > // > ( > if@p1 (\(ret < 0\|ret != 0\)) > { ... return ret; } > | > ret@p1 = 0 > ) > ... when != ret = e1 > when != &ret > *if(...) > { > ... when != ret = e2 > when forall > return ret; > } > > // > > Signed-off-by: Peter Senna Tschudin > > --- > drivers/media/usb/gspca/cpia1.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/media/usb/gspca/cpia1.c b/drivers/media/usb/gspca/cpia1.c > index 2499a88..b3ba47d 100644 > --- a/drivers/media/usb/gspca/cpia1.c > +++ b/drivers/media/usb/gspca/cpia1.c > @@ -751,7 +751,7 @@ static int goto_high_power(struct gspca_dev *gspca_dev) > if (signal_pending(current)) > return -EINTR; > > - do_command(gspca_dev, CPIA_COMMAND_GetCameraStatus, 0, 0, 0, 0); > + ret = do_command(gspca_dev, CPIA_COMMAND_GetCameraStatus, 0, 0, 0, 0); > if (ret) > return ret; > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-media" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html >