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mt76: mt7921: Fix the error handling path of mt7921_pci_probe()

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In case of error, some resources must be freed, as already done above and
below the devm_kmemdup() and __mt7921e_mcu_drv_pmctrl() calls added in the
commit in Fixes:.

Fixes: 602cc0c9618a ("mt76: mt7921e: fix possible probe failure after reboot")
Signed-off-by: Christophe JAILLET <[email protected]>
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Christophe JAILLET
2022-04-07 12:22:27 +02:00
committed by Felix Fietkau
parent 2accb74e6b
commit e5227f2f31
1 changed files with 5 additions and 3 deletions
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mt7921/pci.c
+5 -3
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@@ -302,8 +302,10 @@ static int mt7921_pci_probe(struct pci_dev *pdev,
dev->bus_ops = dev->mt76.bus;
bus_ops = devm_kmemdup(dev->mt76.dev, dev->bus_ops, sizeof(*bus_ops),
GFP_KERNEL);
if (!bus_ops)
return -ENOMEM;
if (!bus_ops) {
ret = -ENOMEM;
goto err_free_dev;
}
bus_ops->rr = mt7921_rr;
bus_ops->wr = mt7921_wr;
@@ -312,7 +314,7 @@ static int mt7921_pci_probe(struct pci_dev *pdev,
ret = __mt7921e_mcu_drv_pmctrl(dev);
if (ret)
return ret;
goto err_free_dev;
mdev->rev = (mt7921_l1_rr(dev, MT_HW_CHIPID) << 16) |
(mt7921_l1_rr(dev, MT_HW_REV) & 0xff);