>From 9fee70e0af554bc7827d13ef8cfb22ce95f61514 Mon Sep 17 00:00:00 2001 From: Larry Finger Date: Thu, 23 Oct 2014 11:18:05 -0500 Subject: [PATCH] rtlwifi: Add check for get_btc_status callback To: Marcel Holtmann , Gustavo Padovan , Johan Hedberg Cc: linux-bluetooth@vger.kernel.org, netdev@vger.kernel.org Drivers that do not use the get_btc_status() callback may not define a dummy routine. The caller needs to check before making the call. Signed-off-by: Larry Finger Cc: Murilo Opsfelder Araujo Cc: Mike Galbraith Thadeu Cascardo --- drivers/net/wireless/rtlwifi/pci.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index 667aba8..25daa87 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -1796,7 +1796,8 @@ static int rtl_pci_start(struct ieee80211_hw *hw) rtl_pci_reset_trx_ring(hw); rtlpci->driver_is_goingto_unload = false; - if (rtlpriv->cfg->ops->get_btc_status()) { + if (rtlpriv->cfg->ops->get_btc_status && + rtlpriv->cfg->ops->get_btc_status()) { rtlpriv->btcoexist.btc_ops->btc_init_variables(rtlpriv); rtlpriv->btcoexist.btc_ops->btc_init_hal_vars(rtlpriv); } -- 1.8.4.5