Check if battery thresholds are within 0 and 100. Fixes: 355a070b09ab ("platform/x86: huawei-wmi: Add battery charging thresholds") Signed-off-by: Ayman Bagabas <ayman.bagabas@xxxxxxxxx> --- drivers/platform/x86/huawei-wmi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/platform/x86/huawei-wmi.c b/drivers/platform/x86/huawei-wmi.c index 5837d1b8693d..26041d44286a 100644 --- a/drivers/platform/x86/huawei-wmi.c +++ b/drivers/platform/x86/huawei-wmi.c @@ -345,7 +345,7 @@ static int huawei_wmi_battery_set(int start, int end) union hwmi_arg arg; int err; - if (start < 0 || end > 100) + if (start < 0 || end < 0 || start > 100 || end > 100) return -EINVAL; arg.cmd = BATTERY_THRESH_SET; base-commit: c4b9850b3676869ac0def5885d781d17f64b3a86 -- 2.21.0