intel-hid: allocate correct amount of memory for private struct

We want the size of the struct, not of a pointer to it. To be future
proof, just dereference the pointer to get the desired type.
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>

drivers/platform/x86/intel-hid.c

@@ -181,8 +181,7 @@ static int intel_hid_probe(struct platform_device *device)
 		return -ENODEV;
 	}
 
-	priv = devm_kzalloc(&device->dev,
-			    sizeof(struct intel_hid_priv *), GFP_KERNEL);
+	priv = devm_kzalloc(&device->dev, sizeof(*priv), GFP_KERNEL);
 	if (!priv)
 		return -ENOMEM;
 	dev_set_drvdata(&device->dev, priv);