net: wireless: bcmdhd: Fix memory poisoning in wl_free_wdev()

Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>

diff --git a/drivers/net/wireless/bcmdhd/wl_cfg80211.c b/drivers/net/wireless/bcmdhd/wl_cfg80211.c
index 4c20fdd..7181f2c 100644 (file)
--- a/drivers/net/wireless/bcmdhd/wl_cfg80211.c
+++ b/drivers/net/wireless/bcmdhd/wl_cfg80211.c
@@ -3446,7 +3446,6 @@ static void wl_free_wdev(struct wl_priv *wl)
        wiphy_unregister(wdev->wiphy);
        wiphy_free(wdev->wiphy);
        kfree(wdev);
-       wl_to_wdev(wl) = NULL;
 }
 
 static s32 wl_inform_bss(struct wl_priv *wl)