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FromDmitry Torokhov <>
SubjectRe: [PATCH] Fujitsu application panel driver
DateSun, 28 Oct 2007 01:30:15 -0400
Hi Stephen,

On Tuesday 23 October 2007 15:55, Stephen Hemminger wrote:
> +> +static int apanel_setkeycode(struct input_dev *idev, int scancode, int keycode)
> +{> +	struct apanel *ap = idev->private;> +> +	if (keycode < 0 || keycode > KEY_MAX)
> +		return -EINVAL;
> +
> +	if (scancode < 0 || scancode >= MAX_PANEL_KEYS)
> +		return -EINVAL;

scancode >= idev->keycodemax is prbably better here - we don't want to
allow setting keycode for unsupported buttons.

> +> +	clear_bit(ap->keymap[scancode], idev->keybit);

This will not work if one has same code assigned to 2 buttons. Pretty
degenerate case, I know...

> +	ap->keymap[scancode] = keycode;> +	set_bit(keycode, idev->keybit);> +	return 0;> +}

-- 
Dmitry
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