From b6d084d015728384e28d4c57307f5b6585390b0d Mon Sep 17 00:00:00 2001 From: Lorenzo Bianconi Date: Mon, 4 Apr 2022 10:08:10 +0200 Subject: [PATCH] mt76: mt7915: fix possible uninitialized pointer dereference in mt7986_wmac_gpio_setup [ Upstream commit 9bd6823f5a64b6465708b244eecc9b7dd4b01bfc ] Add default case for type switch in mt7986_wmac_gpio_setup routine in order to avoid a possible uninitialized pointer dereference. Fixes: 99ad32a4ca3a2 ("mt76: mt7915: add support for MT7986") Signed-off-by: Lorenzo Bianconi Signed-off-by: Felix Fietkau Signed-off-by: Sasha Levin --- drivers/net/wireless/mediatek/mt76/mt7915/soc.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/soc.c b/drivers/net/wireless/mediatek/mt76/mt7915/soc.c index 3028c02cb840e..be448d471b03b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/soc.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/soc.c @@ -210,6 +210,8 @@ static int mt7986_wmac_gpio_setup(struct mt7915_dev *dev) if (IS_ERR_OR_NULL(state)) return -EINVAL; break; + default: + return -EINVAL; } ret = pinctrl_select_state(pinctrl, state); -- 2.47.3