openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

leds: mt6323: Fix an off by one bug in probe 

It should be ">= MT6323_MAX_LEDS" instead of ">".  Also "reg" is a u32
so it can't be negative and we can remove the test for negative values.

Fixes: 216ec6cc4c ("leds: Add LED support for MT6323 PMIC")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
This commit is contained in:
Dan Carpenter 2017-03-23 13:40:49 +03:00 committed by Jacek Anaszewski
parent 6234004ce4
commit ac57245215
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/leds/leds-mt6323.c
View File

@ -417,7 +417,7 @@ static int mt6323_led_probe(struct platform_device *pdev)
goto put_child_node;
}
if (reg < 0 || reg > MT6323_MAX_LEDS || leds->led[reg]) {
if (reg >= MT6323_MAX_LEDS || leds->led[reg]) {
dev_err(dev, "Invalid led reg %u\n", reg);
ret = -EINVAL;
goto put_child_node;