From bdc98b13716eafc454457e068d6c8aaffaaa71e4 Mon Sep 17 00:00:00 2001 From: Sharon Dvir Date: Mon, 25 Jul 2016 16:11:05 +0300 Subject: [PATCH] iwlwifi: mvm: check if vif is NULL before using it wdev_to_ieee80211_vif() might return NULL. Check that vif != NULL before dereferencing it. Signed-off-by: Sharon Dvir Signed-off-by: Luca Coelho --- drivers/net/wireless/intel/iwlwifi/mvm/mvm.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h index b4fc86d5d7ef..6a615bb73042 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h @@ -467,6 +467,8 @@ struct iwl_mvm_vif { static inline struct iwl_mvm_vif * iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif) { + if (!vif) + return NULL; return (void *)vif->drv_priv; } -- 2.20.1