mt76: mt7615: Fix assigning negative values to unsigned variable

Smatch reports the following:
drivers/net/wireless/mediatek/mt76/mt7615/mac.c:1865
mt7615_mac_adjust_sensitivity() warn: assigning (-110) to unsigned
variable 'def_th'
drivers/net/wireless/mediatek/mt76/mt7615/mac.c:1865
mt7615_mac_adjust_sensitivity() warn: assigning (-98) to unsigned
variable 'def_th'

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
index 80592d446bc31fb3e2ebfa1746b4e06bae8eb4de..13109864b6d66943b29640cf4974717d55ea8fa5 100644 (file)
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
@@ -1869,7 +1869,7 @@ mt7615_mac_adjust_sensitivity(struct mt7615_phy *phy,
        struct mt7615_dev *dev = phy->dev;
        int false_cca = ofdm ? phy->false_cca_ofdm : phy->false_cca_cck;
        bool ext_phy = phy != &dev->phy;
-       u16 def_th = ofdm ? -98 : -110;
+       s16 def_th = ofdm ? -98 : -110;
        bool update = false;
        s8 *sensitivity;
        int signal;