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authorChristophe JAILLET <christophe.jaillet@wanadoo.fr>2022-04-03 17:40:33 +0200
committerFelix Fietkau <nbd@nbd.name>2022-05-13 09:39:34 +0200
commit4e90db5e21eb3bb272fe47386dc3506755e209e9 (patch)
tree13588915bb79ba111f55014b9f776540cb92d4b1 /drivers/net/wireless/mediatek
parentaa796f12091aa4758366f5171fd9cba2ff574ba3 (diff)
downloadlinux-4e90db5e21eb3bb272fe47386dc3506755e209e9.tar.bz2
mt76: mt7921: Fix the error handling path of mt7921_pci_probe()
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 <christophe.jaillet@wanadoo.fr> Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek')
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7921/pci.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
index 1a01d025bbe5..062e2b422478 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
@@ -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);