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| author | David S. Miller <davem@davemloft.net> | 2019-03-27 17:37:58 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-03-27 17:37:58 -0700 |
| commit | 356d71e00d278d865f8c7f68adebd6ce4698a7e2 (patch) | |
| tree | 8cb2dabf7440b56c6dee76b4253210c6b603b98e /drivers/net/wireless/mediatek/mt7601u/usb.c | |
| parent | df453700e8d81b1bdafdf684365ee2b9431fb702 (diff) | |
| parent | 1a9df9e29c2afecf6e3089442d429b377279ca3c (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'drivers/net/wireless/mediatek/mt7601u/usb.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt7601u/usb.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt7601u/usb.c b/drivers/net/wireless/mediatek/mt7601u/usb.c index d8b7863f7926..6ae7f14dc9bf 100644 --- a/drivers/net/wireless/mediatek/mt7601u/usb.c +++ b/drivers/net/wireless/mediatek/mt7601u/usb.c @@ -303,6 +303,10 @@ static int mt7601u_probe(struct usb_interface *usb_intf, mac_rev = mt7601u_rr(dev, MT_MAC_CSR0); dev_info(dev->dev, "ASIC revision: %08x MAC revision: %08x\n", asic_rev, mac_rev); + if ((asic_rev >> 16) != 0x7601) { + ret = -ENODEV; + goto err; + } /* Note: vendor driver skips this check for MT7601U */ if (!(mt7601u_rr(dev, MT_EFUSE_CTRL) & MT_EFUSE_CTRL_SEL)) |