Fix possible crash and memory leak on driver unload by deleting
TX purge timer and freeing C2H queue in 'rtw_core_deinit()',
shrink critical section in the latter by freeing COEX queue
out of TX report lock scope.
Signed-off-by: Dmitry Antipov <dmantipov@xxxxxxxxx>
---
v3: shrink critical section in rtw_core_deinit() (Ping-Ke Shih)
v2: fix title and commit message (Kalle Valo)
---
drivers/net/wireless/realtek/rtw88/main.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c
index 9447a3aae3b5..c190598c47c3 100644
--- a/drivers/net/wireless/realtek/rtw88/main.c
+++ b/drivers/net/wireless/realtek/rtw88/main.c
@@ -2180,10 +2180,12 @@ void rtw_core_deinit(struct rtw_dev *rtwdev)
release_firmware(wow_fw->firmware);
destroy_workqueue(rtwdev->tx_wq);
+ timer_delete_sync(&rtwdev->tx_report.purge_timer);
spin_lock_irqsave(&rtwdev->tx_report.q_lock, flags);
skb_queue_purge(&rtwdev->tx_report.queue);
- skb_queue_purge(&rtwdev->coex.queue);
spin_unlock_irqrestore(&rtwdev->tx_report.q_lock, flags);
+ skb_queue_purge(&rtwdev->coex.queue);
+ skb_queue_purge(&rtwdev->c2h_queue);
list_for_each_entry_safe(rsvd_pkt, tmp, &rtwdev->rsvd_page_list,
build_list) {
--
2.40.1
