From: Marc Yang <yangyang@xxxxxxxxxxx>
Workqueue needs to be flushed early when removing card, otherwise
soft lockup issue may happen because main_process is triggered by
interrupt while card is being removed.
Signed-off-by: Marc Yang <yangyang@xxxxxxxxxxx>
Signed-off-by: Cathy Luo <cluo@xxxxxxxxxxx>
Signed-off-by: Amitkumar Karwar <akarwar@xxxxxxxxxxx>
---
drivers/net/wireless/mwifiex/main.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c
index 2568395..2d4047f 100644
--- a/drivers/net/wireless/mwifiex/main.c
+++ b/drivers/net/wireless/mwifiex/main.c
@@ -1166,6 +1166,8 @@ int mwifiex_remove_card(struct mwifiex_adapter *adapter, struct semaphore *sem)
adapter->surprise_removed = true;
+ mwifiex_terminate_workqueue(adapter);
+
/* Stop data */
for (i = 0; i < adapter->priv_num; i++) {
priv = adapter->priv[i];
@@ -1208,8 +1210,6 @@ int mwifiex_remove_card(struct mwifiex_adapter *adapter, struct semaphore *sem)
wiphy_unregister(adapter->wiphy);
wiphy_free(adapter->wiphy);
- mwifiex_terminate_workqueue(adapter);
-
/* Unregister device */
dev_dbg(adapter->dev, "info: unregister device\n");
if (adapter->if_ops.unregister_dev)
--
1.8.1.4
--
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