From: Ayman Bagabas <ayman.bagabas@gmail.com>
Date: Sun, 20 Oct 2019 17:00:07 +0000 (-0400)
Subject: platform/x86: huawei-wmi: Stricter battery thresholds set
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=7c675486b97afea710f4c11ca71cb228c1e671be;p=linux.git

platform/x86: huawei-wmi: Stricter battery thresholds set

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@gmail.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---

diff --git a/drivers/platform/x86/huawei-wmi.c b/drivers/platform/x86/huawei-wmi.c
index 5837d1b8693d1..26041d44286a9 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;