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From: Dan Carpenter on 15 Dec 2009 09:30
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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