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Input: wacom - fix sparse warning 

This fixes the following warning from sparse

	warning: Using plain integer as NULL pointer

Reviewed-by: Chris Bagwell <chris@cnpbagwell.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Dmitry Torokhov 2012-05-02 00:13:38 -07:00
parent eead75a2b4
commit 0c9e300ade
1 changed files with 2 additions and 2 deletions
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4
drivers/input/tablet/wacom_sys.c
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@ -1030,13 +1030,13 @@ static void wacom_wireless_work(struct work_struct *work)
wacom = usb_get_intfdata(usbdev->config->interface[1]);
if (wacom->wacom_wac.input)
input_unregister_device(wacom->wacom_wac.input);
wacom->wacom_wac.input = 0;
wacom->wacom_wac.input = NULL;
/* Touch interface */
wacom = usb_get_intfdata(usbdev->config->interface[2]);
if (wacom->wacom_wac.input)
input_unregister_device(wacom->wacom_wac.input);
wacom->wacom_wac.input = 0;
wacom->wacom_wac.input = NULL;
if (wacom_wac->pid == 0) {
printk(KERN_INFO "wacom: wireless tablet disconnected\n");