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mt76: mt7915: fix a signedness bug in mt7915_mcu_apply_tx_dpd()

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"idx" needs to be signed for the error handling to work.

Fixes: 495184ac91bb ("mt76: mt7915: add support for applying pre-calibration data")
Signed-off-by: Dan Carpenter <[email protected]>
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Dan Carpenter
2021-05-10 12:27:05 +02:00
committed by Felix Fietkau
parent 998ca8af7d
commit 7dd24b3cfa
1 changed files with 2 additions and 1 deletions
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mt7915/mcu.c
+2 -1
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@@ -3449,8 +3449,9 @@ int mt7915_mcu_apply_tx_dpd(struct mt7915_phy *phy)
{
struct mt7915_dev *dev = phy->dev;
struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
u16 total = 2, idx, center_freq = chandef->center_freq1;
u16 total = 2, center_freq = chandef->center_freq1;
u8 *cal = dev->cal, *eep = dev->mt76.eeprom.data;
int idx;
if (!(eep[MT_EE_DO_PRE_CAL] & MT_EE_WIFI_CAL_DPD))
return 0;