From 9d2e85e001c15789798a1550cce5e7cc3ffe4e9b Mon Sep 17 00:00:00 2001 From: Marc Yang Date: Wed, 31 Dec 2014 02:36:39 -0800 Subject: [PATCH] mwifiex: Adjust calling place of mwifiex_terminate_workqueue 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 Signed-off-by: Cathy Luo Signed-off-by: Amitkumar Karwar Signed-off-by: Kalle Valo --- 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) -- 2.7.4