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

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

Fixes: 495184ac91 ("mt76: mt7915: add support for applying pre-calibration data")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Dan Carpenter 2021-05-03 17:53:59 +03:00 • committed by Felix Fietkau
commit 861fad474e