linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Andrzej Hajda <a.hajda@samsung.com>
To: Linus Walleij <linus.walleij@linaro.org>,
	Alexandre Courbot <gnurou@gmail.com>,
	linux-gpio@vger.kernel.org (open list:GPIO SUBSYSTEM)
Cc: Andrzej Hajda <a.hajda@samsung.com>,
	Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
	Marek Szyprowski <m.szyprowski@samsung.com>,
	linux-kernel@vger.kernel.org (open list)
Subject: [PATCH 1/2] gpio: xgene: fix type of variable containing error codes
Date: Tue, 23 Feb 2016 07:45:34 +0100	[thread overview]
Message-ID: <1456209934-13439-1-git-send-email-a.hajda@samsung.com> (raw)

ret variable can contain error values and is compared with zero.
Its type must be signed.

The problem has been detected using coccinelle script
scripts/coccinelle/tests/unsigned_lesser_than_zero.cocci

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
---
 drivers/gpio/gpio-xgene-sb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpio/gpio-xgene-sb.c b/drivers/gpio/gpio-xgene-sb.c
index b993b86..fd81ebc 100644
--- a/drivers/gpio/gpio-xgene-sb.c
+++ b/drivers/gpio/gpio-xgene-sb.c
@@ -240,7 +240,7 @@ static const struct irq_domain_ops xgene_gpio_sb_domain_ops = {
 static int xgene_gpio_sb_probe(struct platform_device *pdev)
 {
 	struct xgene_gpio_sb *priv;
-	u32 ret;
+	int ret;
 	struct resource *res;
 	void __iomem *regs;
 	struct irq_domain *parent_domain = NULL;
-- 
1.9.1

             reply	other threads:[~2016-02-23  6:47 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-23  6:45 Andrzej Hajda [this message]
2016-02-25 10:00 ` [PATCH 1/2] gpio: xgene: fix type of variable containing error codes Linus Walleij

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1456209934-13439-1-git-send-email-a.hajda@samsung.com \
    --to=a.hajda@samsung.com \
    --cc=b.zolnierkie@samsung.com \
    --cc=gnurou@gmail.com \
    --cc=linus.walleij@linaro.org \
    --cc=linux-gpio@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=m.szyprowski@samsung.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).