diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76x0/usb.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76x0/usb.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c index 91718647da02..e5a06f74a6f7 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c @@ -229,7 +229,7 @@ static int mt76x0u_probe(struct usb_interface *usb_intf, struct usb_device *usb_dev = interface_to_usbdev(usb_intf); struct mt76x02_dev *dev; struct mt76_dev *mdev; - u32 asic_rev, mac_rev; + u32 mac_rev; int ret; mdev = mt76_alloc_device(&usb_intf->dev, sizeof(*dev), &mt76x0u_ops, @@ -262,10 +262,14 @@ static int mt76x0u_probe(struct usb_interface *usb_intf, goto err; } - asic_rev = mt76_rr(dev, MT_ASIC_VERSION); + mdev->rev = mt76_rr(dev, MT_ASIC_VERSION); mac_rev = mt76_rr(dev, MT_MAC_CSR0); dev_info(mdev->dev, "ASIC revision: %08x MAC revision: %08x\n", - asic_rev, mac_rev); + mdev->rev, mac_rev); + if (!is_mt76x0(dev)) { + ret = -ENODEV; + goto err; + } /* Note: vendor driver skips this check for MT76X0U */ if (!(mt76_rr(dev, MT_EFUSE_CTRL) & MT_EFUSE_CTRL_SEL)) |