diff options
| -rw-r--r-- | drivers/thermal/mediatek/lvts_thermal.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c index 82c355c466cf..819ed0110f3e 100644 --- a/drivers/thermal/mediatek/lvts_thermal.c +++ b/drivers/thermal/mediatek/lvts_thermal.c @@ -769,7 +769,11 @@ static int lvts_golden_temp_init(struct device *dev, u8 *calib, */ gt = (((u32 *)calib)[0] >> lvts_data->gt_calib_bit_offset) & 0xff; - if (gt && gt < LVTS_GOLDEN_TEMP_MAX) + /* A zero value for gt means that device has invalid efuse data */ + if (!gt) + return -ENODATA; + + if (gt < LVTS_GOLDEN_TEMP_MAX) golden_temp = gt; golden_temp_offset = golden_temp * 500 + lvts_data->temp_offset; |