From: Markus Theil Date: Wed, 8 Jan 2020 11:55:36 +0000 (+0100) Subject: cfg80211: fix deadlocks in autodisconnect work X-Git-Tag: v4.19.98~48 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=5205825195a1af8d98ef2d2e3eb083f2f1bb4724;p=thirdparty%2Fkernel%2Fstable.git cfg80211: fix deadlocks in autodisconnect work commit 5a128a088a2ab0b5190eeb232b5aa0b1017a0317 upstream. Use methods which do not try to acquire the wdev lock themselves. Cc: stable@vger.kernel.org Fixes: 37b1c004685a3 ("cfg80211: Support all iftypes in autodisconnect_wk") Signed-off-by: Markus Theil Link: https://lore.kernel.org/r/20200108115536.2262-1-markus.theil@tu-ilmenau.de Signed-off-by: Johannes Berg Signed-off-by: Greg Kroah-Hartman --- diff --git a/net/wireless/sme.c b/net/wireless/sme.c index 07c2196e9d573..f455b9af6815c 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -1281,14 +1281,14 @@ void cfg80211_autodisconnect_wk(struct work_struct *work) if (wdev->conn_owner_nlportid) { switch (wdev->iftype) { case NL80211_IFTYPE_ADHOC: - cfg80211_leave_ibss(rdev, wdev->netdev, false); + __cfg80211_leave_ibss(rdev, wdev->netdev, false); break; case NL80211_IFTYPE_AP: case NL80211_IFTYPE_P2P_GO: - cfg80211_stop_ap(rdev, wdev->netdev, false); + __cfg80211_stop_ap(rdev, wdev->netdev, false); break; case NL80211_IFTYPE_MESH_POINT: - cfg80211_leave_mesh(rdev, wdev->netdev); + __cfg80211_leave_mesh(rdev, wdev->netdev); break; case NL80211_IFTYPE_STATION: case NL80211_IFTYPE_P2P_CLIENT: