Return-path: Received: from mail2-relais-roc.national.inria.fr ([192.134.164.83]:40908 "EHLO mail2-relais-roc.national.inria.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751288AbcAAVlb (ORCPT ); Fri, 1 Jan 2016 16:41:31 -0500 Date: Fri, 1 Jan 2016 22:41:28 +0100 (CET) From: Julia Lawall To: SF Markus Elfring cc: libertas-dev@lists.infradead.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, Kalle Valo , LKML , kernel-janitors@vger.kernel.org Subject: Re: [PATCH] net-libertas: Better exception handling in if_spi_host_to_card_worker() In-Reply-To: <5686F0B2.5000000@users.sourceforge.net> Message-ID: (sfid-20160101_224237_878858_9FD65FE1) References: <566ABCD9.1060404@users.sourceforge.net> <5686F0B2.5000000@users.sourceforge.net> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-wireless-owner@vger.kernel.org List-ID: On Fri, 1 Jan 2016, SF Markus Elfring wrote: > From: Markus Elfring > Date: Fri, 1 Jan 2016 22:27:20 +0100 > > This issue was detected by using the Coccinelle software. > > Move the jump label directly before the desired log statement > so that the variable "err" will not be checked once more > after it was determined that a function call failed. Putting a label inside an if is ugly. julia > Use the identifier "report_failure" instead of the label "err". > > Signed-off-by: Markus Elfring > --- > drivers/net/wireless/marvell/libertas/if_spi.c | 11 ++++++----- > 1 file changed, 6 insertions(+), 5 deletions(-) > > diff --git a/drivers/net/wireless/marvell/libertas/if_spi.c b/drivers/net/wireless/marvell/libertas/if_spi.c > index 82c0796..c9ae27e 100644 > --- a/drivers/net/wireless/marvell/libertas/if_spi.c > +++ b/drivers/net/wireless/marvell/libertas/if_spi.c > @@ -880,18 +880,18 @@ static void if_spi_host_to_card_worker(struct work_struct *work) > &hiStatus); > if (err) { > netdev_err(priv->dev, "I/O error\n"); > - goto err; > + goto report_failure; > } > > if (hiStatus & IF_SPI_HIST_CMD_UPLOAD_RDY) { > err = if_spi_c2h_cmd(card); > if (err) > - goto err; > + goto report_failure; > } > if (hiStatus & IF_SPI_HIST_RX_UPLOAD_RDY) { > err = if_spi_c2h_data(card); > if (err) > - goto err; > + goto report_failure; > } > > /* > @@ -940,9 +940,10 @@ static void if_spi_host_to_card_worker(struct work_struct *work) > if (hiStatus & IF_SPI_HIST_CARD_EVENT) > if_spi_e2h(card); > > -err: > - if (err) > + if (err) { > +report_failure: > netdev_err(priv->dev, "%s: got error %d\n", __func__, err); > + } > > lbs_deb_leave(LBS_DEB_SPI); > } > -- > 2.6.3 > > -- > To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html >