From: Dan Carpenter <error27@gmail.com>
To: Steven King <sfking@fdwdc.com>
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>,
linux-input@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH][input] add Honeywell hmc5843 3-Axis Magnetometer (digital compass) driver.
Date: Tue, 15 Dec 2009 16:23:03 +0200 [thread overview]
Message-ID: <20091215142303.GC24799@bicker> (raw)
In-Reply-To: <200912102250.12853.sfking@fdwdc.com>
On Thu, Dec 10, 2009 at 10:50:12PM -0800, Steven King wrote:
> +static void hmc5843_poll(struct input_polled_dev *ipdev)
> +{
> + struct hmc5843 *hmc5843 = ipdev->private;
> + int x, y, z;
> +
CC drivers/input/misc/hmc5843.o
drivers/input/misc/hmc5843.c: In function ‘hmc5843_poll’:
drivers/input/misc/hmc5843.c:312: warning: ‘x’ may be used uninitialized in this function
drivers/input/misc/hmc5843.c:312: warning: ‘y’ may be used uninitialized in this function
drivers/input/misc/hmc5843.c:312: warning: ‘z’ may be used uninitialized in this function
> + mutex_lock(&hmc5843->lock);
> + if (!hmc5843_read_xyz(hmc5843, &x, &y, &z)) {
> + input_report_abs(ipdev->input, ABS_X, x);
> + input_report_abs(ipdev->input, ABS_Y, y);
> + input_report_abs(ipdev->input, ABS_Z, z);
> + input_sync(ipdev->input);
> + }
> + mutex_unlock(&hmc5843->lock);
> +}
> +
Some versions of gcc may not complain, but could you suppress
the warnings anyway?
regards,
dan carpenter
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WARNING: multiple messages have this Message-ID (diff)
From: Dan Carpenter <error27@gmail.com>
To: Steven King <sfking@fdwdc.com>
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>,
linux-input@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH][input] add Honeywell hmc5843 3-Axis Magnetometer (digital compass) driver.
Date: Tue, 15 Dec 2009 16:23:03 +0200 [thread overview]
Message-ID: <20091215142303.GC24799@bicker> (raw)
In-Reply-To: <200912102250.12853.sfking@fdwdc.com>
On Thu, Dec 10, 2009 at 10:50:12PM -0800, Steven King wrote:
> +static void hmc5843_poll(struct input_polled_dev *ipdev)
> +{
> + struct hmc5843 *hmc5843 = ipdev->private;
> + int x, y, z;
> +
CC drivers/input/misc/hmc5843.o
drivers/input/misc/hmc5843.c: In function ‘hmc5843_poll’:
drivers/input/misc/hmc5843.c:312: warning: ‘x’ may be used uninitialized in this function
drivers/input/misc/hmc5843.c:312: warning: ‘y’ may be used uninitialized in this function
drivers/input/misc/hmc5843.c:312: warning: ‘z’ may be used uninitialized in this function
> + mutex_lock(&hmc5843->lock);
> + if (!hmc5843_read_xyz(hmc5843, &x, &y, &z)) {
> + input_report_abs(ipdev->input, ABS_X, x);
> + input_report_abs(ipdev->input, ABS_Y, y);
> + input_report_abs(ipdev->input, ABS_Z, z);
> + input_sync(ipdev->input);
> + }
> + mutex_unlock(&hmc5843->lock);
> +}
> +
Some versions of gcc may not complain, but could you suppress
the warnings anyway?
regards,
dan carpenter
next prev parent reply other threads:[~2009-12-15 14:23 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-11 6:50 [PATCH][input] add Honeywell hmc5843 3-Axis Magnetometer (digital compass) driver Steven King
2009-12-11 12:45 ` Jonathan Cameron
2009-12-11 22:26 ` Steven King
2009-12-15 14:23 ` Dan Carpenter [this message]
2009-12-15 14:23 ` Dan Carpenter
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