| Message ID | 0b8f3c1109b359a688a25f45d57eac2678defc5e.1602577950.git.lorenzo@kernel.org |
|---|---|
| State | New |
| Headers | show |
| Series | mt76: fix memory leak if device probing fails | expand |
diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/pci.c b/drivers/net/wireless/mediatek/mt76/mt7603/pci.c index a5845da3547a..06fa28f645f2 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/pci.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/pci.c @@ -57,7 +57,8 @@ mt76pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) return 0; error: - ieee80211_free_hw(mt76_hw(dev)); + mt76_free_device(&dev->mt76); + return ret; } diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mmio.c b/drivers/net/wireless/mediatek/mt76/mt7615/mmio.c index b108324aa816..a7f92fa0488f 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mmio.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mmio.c @@ -240,7 +240,8 @@ int mt7615_mmio_probe(struct device *pdev, void __iomem *mem_base, return 0; error: - ieee80211_free_hw(mt76_hw(dev)); + mt76_free_device(&dev->mt76); + return ret; } diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/pci.c b/drivers/net/wireless/mediatek/mt76/mt76x0/pci.c index dda11c704aba..b87d8e136cb9 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/pci.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/pci.c @@ -194,7 +194,8 @@ mt76x0e_probe(struct pci_dev *pdev, const struct pci_device_id *id) return 0; error: - ieee80211_free_hw(mt76_hw(dev)); + mt76_free_device(&dev->mt76); + return ret; } diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c b/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c index 4d50dad29ddf..ecaf85b483ac 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c @@ -90,7 +90,8 @@ mt76x2e_probe(struct pci_dev *pdev, const struct pci_device_id *id) return 0; error: - ieee80211_free_hw(mt76_hw(dev)); + mt76_free_device(&dev->mt76); + return ret; } diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/pci.c b/drivers/net/wireless/mediatek/mt76/mt7915/pci.c index fe62b4d853e4..3ac5bbb94d29 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/pci.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/pci.c @@ -140,7 +140,7 @@ static int mt7915_pci_probe(struct pci_dev *pdev, dev = container_of(mdev, struct mt7915_dev, mt76); ret = mt7915_alloc_device(pdev, dev); if (ret) - return ret; + goto error; mt76_mmio_init(&dev->mt76, pcim_iomap_table(pdev)[0]); mdev->rev = (mt7915_l1_rr(dev, MT_HW_CHIPID) << 16) | @@ -163,7 +163,8 @@ static int mt7915_pci_probe(struct pci_dev *pdev, return 0; error: - ieee80211_free_hw(mt76_hw(dev)); + mt76_free_device(&dev->mt76); + return ret; }
Run mt76_free_device instead of ieee80211_free_hw if device probing fails in order to remove the already allocated mt76 workqueue Fixes: a86f1d01f5ce5 ("mt76: move mt76 workqueue in common code") Fixes: f1d962369d568 ("mt76: mt7915: implement HE per-rate tx power support") Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> --- drivers/net/wireless/mediatek/mt76/mt7603/pci.c | 3 ++- drivers/net/wireless/mediatek/mt76/mt7615/mmio.c | 3 ++- drivers/net/wireless/mediatek/mt76/mt76x0/pci.c | 3 ++- drivers/net/wireless/mediatek/mt76/mt76x2/pci.c | 3 ++- drivers/net/wireless/mediatek/mt76/mt7915/pci.c | 5 +++-- 5 files changed, 11 insertions(+), 6 deletions(-)