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* [patch] pinctrl: nsp-gpio: forever loop in nsp_gpio_get_strength()
@ 2015-12-24  7:25 ` Dan Carpenter
  0 siblings, 0 replies; 4+ messages in thread
From: Dan Carpenter @ 2015-12-24  7:25 UTC (permalink / raw)
  To: Linus Walleij, Yendapally Reddy Dhananjaya Reddy
  Cc: Ray Jui, Scott Branden, Jon Mason, linux-gpio,
	bcm-kernel-feedback-list, kernel-janitors

There is a signedness bug here so the loop will never exit.

Fixes: 8bfcbbbcabe0 ('pinctrl: nsp: add gpio-a driver support for Broadcom NSP SoC')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/drivers/pinctrl/bcm/pinctrl-nsp-gpio.c b/drivers/pinctrl/bcm/pinctrl-nsp-gpio.c
index 34648f6..ac7b010 100644
--- a/drivers/pinctrl/bcm/pinctrl-nsp-gpio.c
+++ b/drivers/pinctrl/bcm/pinctrl-nsp-gpio.c
@@ -439,9 +439,10 @@ static int nsp_gpio_set_strength(struct nsp_gpio *chip, unsigned gpio,
 static int nsp_gpio_get_strength(struct nsp_gpio *chip, unsigned gpio,
 				 u16 *strength)
 {
-	unsigned int i, offset, shift;
+	unsigned int offset, shift;
 	u32 val;
 	unsigned long flags;
+	int i;
 
 	offset = NSP_GPIO_DRV_CTRL;
 	shift = gpio;

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* [patch] pinctrl: nsp-gpio: forever loop in nsp_gpio_get_strength()
@ 2015-12-24  7:25 ` Dan Carpenter
  0 siblings, 0 replies; 4+ messages in thread
From: Dan Carpenter @ 2015-12-24  7:25 UTC (permalink / raw)
  To: Linus Walleij, Yendapally Reddy Dhananjaya Reddy
  Cc: Ray Jui, Scott Branden, Jon Mason, linux-gpio,
	bcm-kernel-feedback-list, kernel-janitors

There is a signedness bug here so the loop will never exit.

Fixes: 8bfcbbbcabe0 ('pinctrl: nsp: add gpio-a driver support for Broadcom NSP SoC')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/drivers/pinctrl/bcm/pinctrl-nsp-gpio.c b/drivers/pinctrl/bcm/pinctrl-nsp-gpio.c
index 34648f6..ac7b010 100644
--- a/drivers/pinctrl/bcm/pinctrl-nsp-gpio.c
+++ b/drivers/pinctrl/bcm/pinctrl-nsp-gpio.c
@@ -439,9 +439,10 @@ static int nsp_gpio_set_strength(struct nsp_gpio *chip, unsigned gpio,
 static int nsp_gpio_get_strength(struct nsp_gpio *chip, unsigned gpio,
 				 u16 *strength)
 {
-	unsigned int i, offset, shift;
+	unsigned int offset, shift;
 	u32 val;
 	unsigned long flags;
+	int i;
 
 	offset = NSP_GPIO_DRV_CTRL;
 	shift = gpio;

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [patch] pinctrl: nsp-gpio: forever loop in nsp_gpio_get_strength()
  2015-12-24  7:25 ` Dan Carpenter
@ 2015-12-24  9:01   ` Linus Walleij
  -1 siblings, 0 replies; 4+ messages in thread
From: Linus Walleij @ 2015-12-24  9:01 UTC (permalink / raw)
  To: Dan Carpenter
  Cc: Yendapally Reddy Dhananjaya Reddy, Ray Jui, Scott Branden,
	Jon Mason, linux-gpio@vger.kernel.org, bcm-kernel-feedback-list,
	kernel-janitors

On Thu, Dec 24, 2015 at 8:25 AM, Dan Carpenter <dan.carpenter@oracle.com> wrote:

> There is a signedness bug here so the loop will never exit.
>
> Fixes: 8bfcbbbcabe0 ('pinctrl: nsp: add gpio-a driver support for Broadcom NSP SoC')
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Merry Christmas!
Patch applied.

Yours,
Linus Walleij

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [patch] pinctrl: nsp-gpio: forever loop in nsp_gpio_get_strength()
@ 2015-12-24  9:01   ` Linus Walleij
  0 siblings, 0 replies; 4+ messages in thread
From: Linus Walleij @ 2015-12-24  9:01 UTC (permalink / raw)
  To: Dan Carpenter
  Cc: Yendapally Reddy Dhananjaya Reddy, Ray Jui, Scott Branden,
	Jon Mason, linux-gpio@vger.kernel.org, bcm-kernel-feedback-list,
	kernel-janitors

On Thu, Dec 24, 2015 at 8:25 AM, Dan Carpenter <dan.carpenter@oracle.com> wrote:

> There is a signedness bug here so the loop will never exit.
>
> Fixes: 8bfcbbbcabe0 ('pinctrl: nsp: add gpio-a driver support for Broadcom NSP SoC')
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Merry Christmas!
Patch applied.

Yours,
Linus Walleij

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2015-12-24  9:01 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2015-12-24  7:25 [patch] pinctrl: nsp-gpio: forever loop in nsp_gpio_get_strength() Dan Carpenter
2015-12-24  7:25 ` Dan Carpenter
2015-12-24  9:01 ` Linus Walleij
2015-12-24  9:01   ` Linus Walleij

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