wifi: mt76: mt7996: fix integer handling issue of mt7996_rf_regval_set()

This code is supposed to set a u32 value, but casting will not work on
big endian systems.

Reported-by: coverity-bot <keescook+coverity-bot@chromium.org>
Addresses-Coverity-ID: 1527816 ("Integer handling issues")
Fixes: 98686cd21624 ("wifi: mt76: mt7996: add driver for MediaTek Wi-Fi 7 (802.11be) devices")
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7996/debugfs.c
index 2e4a8909b9e80056d9edc50e5d226fe9e7355907..99b23aef53a505d3aee93677cf974630d8568123 100644 (file)
--- a/drivers/net/wireless/mediatek/mt76/mt7996/debugfs.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/debugfs.c
@@ -653,8 +653,9 @@ static int
 mt7996_rf_regval_set(void *data, u64 val)
 {
        struct mt7996_dev *dev = data;
+       u32 val32 = val;
 
-       return mt7996_mcu_rf_regval(dev, dev->mt76.debugfs_reg, (u32 *)&val, true);
+       return mt7996_mcu_rf_regval(dev, dev->mt76.debugfs_reg, &val32, true);
 }
 
 DEFINE_DEBUGFS_ATTRIBUTE(fops_rf_regval, mt7996_rf_regval_get,