Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 5.18 433/879] mt76: mt7915: fix possible uninitialized pointer dereference in mt7986_wmac_gpio_setup | Date | Tue, 7 Jun 2022 18:59:11 +0200 |
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From: Lorenzo Bianconi <lorenzo@kernel.org>
[ 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 <lorenzo@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name> Signed-off-by: Sasha Levin <sashal@kernel.org> --- 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 3028c02cb840..be448d471b03 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); -- 2.35.1
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