diff options
| author | Bjorn Andersson <bjorn.andersson@linaro.org> | 2017-01-11 16:32:21 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-11-15 15:53:16 +0100 |
| commit | 93e1956dddf5bfea3a4de0da63f06a2a950965e6 (patch) | |
| tree | 23a1b649d2672070cdc8ea7c80729c7ae5fdcdb6 /drivers/net/wireless | |
| parent | 72eff92d84f089223e2e97bf2fd9807391c4b9c0 (diff) | |
wcn36xx: Don't use the destroyed hal_mutex
[ Upstream commit d53628882255481b710641dd0118fbd80af6e983 ]
ieee80211_unregister_hw() might invoke operations to stop the interface,
that uses the hal_mutex. So don't destroy it until after we're done
using it.
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/ath/wcn36xx/main.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c index e1d59da2ad20..ca8797c65312 100644 --- a/drivers/net/wireless/ath/wcn36xx/main.c +++ b/drivers/net/wireless/ath/wcn36xx/main.c @@ -1165,11 +1165,12 @@ static int wcn36xx_remove(struct platform_device *pdev) wcn36xx_dbg(WCN36XX_DBG_MAC, "platform remove\n"); release_firmware(wcn->nv); - mutex_destroy(&wcn->hal_mutex); ieee80211_unregister_hw(hw); iounmap(wcn->dxe_base); iounmap(wcn->ccu_base); + + mutex_destroy(&wcn->hal_mutex); ieee80211_free_hw(hw); return 0; |