Search Linux Wireless

[PATCH AUTOSEL 6.8 02/68] wifi: rtw89: fix null pointer access when abort scan

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



From: Po-Hao Huang <phhuang@xxxxxxxxxxx>

[ Upstream commit 7e11a2966f51695c0af0b1f976a32d64dee243b2 ]

During cancel scan we might use vif that weren't scanning.
Fix this by using the actual scanning vif.

Signed-off-by: Po-Hao Huang <phhuang@xxxxxxxxxxx>
Signed-off-by: Ping-Ke Shih <pkshih@xxxxxxxxxxx>
Signed-off-by: Kalle Valo <kvalo@xxxxxxxxxx>
Link: https://msgid.link/20240119081501.25223-6-pkshih@xxxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/net/wireless/realtek/rtw89/mac80211.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/realtek/rtw89/mac80211.c b/drivers/net/wireless/realtek/rtw89/mac80211.c
index 93889d2fface1..956a06c8cdaab 100644
--- a/drivers/net/wireless/realtek/rtw89/mac80211.c
+++ b/drivers/net/wireless/realtek/rtw89/mac80211.c
@@ -441,7 +441,7 @@ static void rtw89_ops_bss_info_changed(struct ieee80211_hw *hw,
 			 * when disconnected by peer
 			 */
 			if (rtwdev->scanning)
-				rtw89_hw_scan_abort(rtwdev, vif);
+				rtw89_hw_scan_abort(rtwdev, rtwdev->scan_info.scanning_vif);
 		}
 	}
 
@@ -990,7 +990,7 @@ static int rtw89_ops_remain_on_channel(struct ieee80211_hw *hw,
 	}
 
 	if (rtwdev->scanning)
-		rtw89_hw_scan_abort(rtwdev, vif);
+		rtw89_hw_scan_abort(rtwdev, rtwdev->scan_info.scanning_vif);
 
 	if (type == IEEE80211_ROC_TYPE_MGMT_TX)
 		roc->state = RTW89_ROC_MGMT;
-- 
2.43.0





[Index of Archives]     [Linux Host AP]     [ATH6KL]     [Linux Wireless Personal Area Network]     [Linux Bluetooth]     [Wireless Regulations]     [Linux Netdev]     [Kernel Newbies]     [Linux Kernel]     [IDE]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite Hiking]     [MIPS Linux]     [ARM Linux]     [Linux RAID]

  Powered by Linux