From: Lars-Peter Clausen <lars@metafoo.de>
To: Axel Lin <axel.lin@gmail.com>
Cc: linux-kernel@vger.kernel.org, Jean Delvare <khali@linux-fr.org>,
Guenter Roeck <guenter.roeck@ericsson.com>,
lm-sensors@lm-sensors.org
Subject: Re: [PATCH 1/2] hwmon: jz4740: fix signedness bug
Date: Thu, 08 Dec 2011 15:08:39 +0100 [thread overview]
Message-ID: <4EE0C4E7.4050608@metafoo.de> (raw)
In-Reply-To: <1323349452.2823.1.camel@phoenix>
On 12/08/2011 02:04 PM, Axel Lin wrote:
> wait_for_completion_interruptible_timeout() may return negative value.
> In this case, checking if (t > 0) will return true if t is unsigned.
>
> Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Thanks
> ---
> drivers/hwmon/jz4740-hwmon.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/hwmon/jz4740-hwmon.c b/drivers/hwmon/jz4740-hwmon.c
> index 7a48b1e..3d7e590 100644
> --- a/drivers/hwmon/jz4740-hwmon.c
> +++ b/drivers/hwmon/jz4740-hwmon.c
> @@ -59,7 +59,7 @@ static ssize_t jz4740_hwmon_read_adcin(struct device *dev,
> {
> struct jz4740_hwmon *hwmon = dev_get_drvdata(dev);
> struct completion *completion = &hwmon->read_completion;
> - unsigned long t;
> + long t;
> unsigned long val;
> int ret;
>
next prev parent reply other threads:[~2011-12-08 14:08 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-08 13:04 [PATCH 1/2] hwmon: jz4740: fix signedness bug Axel Lin
2011-12-08 13:05 ` [PATCH 2/2] jz4740-battery: " Axel Lin
2011-12-08 14:08 ` Lars-Peter Clausen
2012-01-06 1:57 ` Anton Vorontsov
2011-12-08 14:08 ` Lars-Peter Clausen [this message]
2011-12-08 14:20 ` [PATCH 1/2] hwmon: jz4740: " Guenter Roeck
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