diff options
| author | Chin-Yen Lee <timlee@realtek.com> | 2026-04-13 14:59:26 +0800 |
|---|---|---|
| committer | Ping-Ke Shih <pkshih@realtek.com> | 2026-04-29 10:57:14 +0800 |
| commit | 706183dbef4a79d120d4e928f693bea50df496f8 (patch) | |
| tree | b784ba149d1af7256d1fbf4a7cf24fca1184e44d | |
| parent | d603f2cfa623e9446b44d0c9bcc2cdd92cbda594 (diff) | |
wifi: rtw88: fix wrong pci_get_drvdata type in AER handlers
rtw88 stores an ieee80211_hw pointer via pci_set_drvdata() at probe
time, but io_error_detected() and io_resume() retrieve it as a
net_device pointer. This causes netif_device_detach/attach to
operate on an ieee80211_hw struct, reading and writing at wrong
offsets.
Use ieee80211_stop_queues/wake_queues instead, consistent with
every other queue stop/start path in the driver.
Fixes: cdb82c80b934 ("wifi: rtw88: pci: add PCI Express error handling")
Signed-off-by: Chin-Yen Lee <timlee@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20260413065926.17027-1-pkshih@realtek.com
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/pci.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/pci.c b/drivers/net/wireless/realtek/rtw88/pci.c index bba370ad510c..c56beacbb1b0 100644 --- a/drivers/net/wireless/realtek/rtw88/pci.c +++ b/drivers/net/wireless/realtek/rtw88/pci.c @@ -1711,9 +1711,9 @@ static void rtw_pci_napi_deinit(struct rtw_dev *rtwdev) static pci_ers_result_t rtw_pci_io_err_detected(struct pci_dev *pdev, pci_channel_state_t state) { - struct net_device *netdev = pci_get_drvdata(pdev); + struct ieee80211_hw *hw = pci_get_drvdata(pdev); - netif_device_detach(netdev); + ieee80211_stop_queues(hw); return PCI_ERS_RESULT_NEED_RESET; } @@ -1730,12 +1730,12 @@ static pci_ers_result_t rtw_pci_io_slot_reset(struct pci_dev *pdev) static void rtw_pci_io_resume(struct pci_dev *pdev) { - struct net_device *netdev = pci_get_drvdata(pdev); + struct ieee80211_hw *hw = pci_get_drvdata(pdev); /* ack any pending wake events, disable PME */ pci_enable_wake(pdev, PCI_D0, 0); - netif_device_attach(netdev); + ieee80211_wake_queues(hw); } const struct pci_error_handlers rtw_pci_err_handler = { |