diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index dd332f28e08cb31106c6aa1598f6824fca69298d..0b27da7d749700b4d0e2481b7c121ce9fa033aaa 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -297,7 +297,7 @@ static struct hid_usage *hidinput_find_key(struct hid_device *hid,
 static int hidinput_getkeycode(struct input_dev *dev, int scancode,
 				int *keycode)
 {
-	struct hid_device *hid = dev->private;
+	struct hid_device *hid = input_get_drvdata(dev);
 	struct hid_usage *usage;
 
 	usage = hidinput_find_key(hid, scancode, 0);
@@ -311,7 +311,7 @@ static int hidinput_getkeycode(struct input_dev *dev, int scancode,
 static int hidinput_setkeycode(struct input_dev *dev, int scancode,
 				int keycode)
 {
-	struct hid_device *hid = dev->private;
+	struct hid_device *hid = input_get_drvdata(dev);
 	struct hid_usage *usage;
 	int old_keycode;
 
@@ -1152,7 +1152,7 @@ int hidinput_connect(struct hid_device *hid)
 					kfree(hidinput);
 					input_free_device(input_dev);
 					err_hid("Out of memory during hid input probe");
-					return -1;
+					goto out_unwind;
 				}
 
 				input_set_drvdata(input_dev, hid);
@@ -1186,15 +1186,25 @@ int hidinput_connect(struct hid_device *hid)
 				 * UGCI) cram a lot of unrelated inputs into the
 				 * same interface. */
 				hidinput->report = report;
-				input_register_device(hidinput->input);
+				if (input_register_device(hidinput->input))
+					goto out_cleanup;
 				hidinput = NULL;
 			}
 		}
 
-	if (hidinput)
-		input_register_device(hidinput->input);
+	if (hidinput && input_register_device(hidinput->input))
+		goto out_cleanup;
 
 	return 0;
+
+out_cleanup:
+	input_free_device(hidinput->input);
+	kfree(hidinput);
+out_unwind:
+	/* unwind the ones we already registered */
+	hidinput_disconnect(hid);
+
+	return -1;
 }
 EXPORT_SYMBOL_GPL(hidinput_connect);
 
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index 41a59a80e7edff34299d0a0d3f93225eedc9381a..a2552856476b2940633f4831e48c85bcfe91d9d7 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -129,6 +129,11 @@
 #define USB_DEVICE_ID_0_8_8_IF_KIT	0x0053
 #define USB_DEVICE_ID_PHIDGET_MOTORCONTROL	0x0058
 
+#define USB_VENDOR_ID_GOTOP		0x08f2
+#define USB_DEVICE_ID_SUPER_Q2		0x007f
+#define USB_DEVICE_ID_GOGOPEN		0x00ce
+#define USB_DEVICE_ID_PENPOWER		0x00f4
+
 #define USB_VENDOR_ID_GRIFFIN		0x077d
 #define USB_DEVICE_ID_POWERMATE		0x0410
 #define USB_DEVICE_ID_SOUNDKNOB		0x04AA
@@ -415,6 +420,9 @@ static const struct hid_blacklist {
 	{ USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_7_IF_KIT, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_8_IF_KIT, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_GLAB, USB_DEVICE_ID_PHIDGET_MOTORCONTROL, HID_QUIRK_IGNORE },
+	{ USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2, HID_QUIRK_IGNORE },
+	{ USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN, HID_QUIRK_IGNORE },
+	{ USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90, HID_QUIRK_IGNORE },
diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c
index 9837adcb17e940478568fa33e89e194508c1cad1..5fc4019956ba2ffe17b2d5dda04206aa7b5d9a4d 100644
--- a/drivers/hid/usbhid/hiddev.c
+++ b/drivers/hid/usbhid/hiddev.c
@@ -743,7 +743,7 @@ static int hiddev_ioctl(struct inode *inode, struct file *file, unsigned int cmd
 static long hiddev_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 {
 	struct inode *inode = file->f_path.dentry->d_inode;
-	return hiddev_ioctl(inode, file, cmd, compat_ptr(arg));
+	return hiddev_ioctl(inode, file, cmd, (unsigned long)compat_ptr(arg));
 }
 #endif