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Input: wacom - check for allocation failure in probe()

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We accidentally removed the check for NULL in 3aac0ef10b "Input: wacom -
isolate input registration".

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Chris Bagwell <chris@cnpbagwell.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Dan Carpenter 2012-03-29 22:38:11 -07:00 committed by Dmitry Torokhov
parent 993808253c
commit f182394033
1 changed files with 2 additions and 0 deletions
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drivers/input/tablet/wacom_sys.c
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@ -1002,6 +1002,8 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i
return -EINVAL; return -EINVAL;
wacom = kzalloc(sizeof(struct wacom), GFP_KERNEL); wacom = kzalloc(sizeof(struct wacom), GFP_KERNEL);
if (!wacom)
return -ENOMEM;
wacom_wac = &wacom->wacom_wac; wacom_wac = &wacom->wacom_wac;
wacom_wac->features = *((struct wacom_features *)id->driver_info); wacom_wac->features = *((struct wacom_features *)id->driver_info);