diff options
author | Mark Brown <broonie@kernel.org> | 2019-04-02 16:20:47 +0700 |
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committer | Mark Brown <broonie@kernel.org> | 2019-04-02 16:20:47 +0700 |
commit | 6d5e2bf9d203e4d9e08ca2e9420c6ff22ad190af (patch) | |
tree | c2c20648773d3326f942e34ef73b06566f7a19ec /drivers/net/wireless/mediatek/mt7601u/usb.c | |
parent | b820d52e7eed7b30b2dfef5f4213a2bc3cbea6f3 (diff) | |
parent | 257f9053c0204ea47491aa236004fd1226f75fa8 (diff) |
Merge branch 'acpi-utils' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm into asoc-5.2
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)) |