We don't need the sysfs file to be world writable or group writable. This file is write-only, change it to S_IWUSR (0200).
Signed-off-by: Axel Lin <axel....@ingics.com> --- drivers/video/backlight/lm3639_bl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/video/backlight/lm3639_bl.c b/drivers/video/backlight/lm3639_bl.c index 585949b..6f7a20e 100644 --- a/drivers/video/backlight/lm3639_bl.c +++ b/drivers/video/backlight/lm3639_bl.c @@ -214,7 +214,7 @@ out_input: } -static DEVICE_ATTR(bled_mode, 0666, NULL, lm3639_bled_mode_store); +static DEVICE_ATTR(bled_mode, S_IWUSR, NULL, lm3639_bled_mode_store); /* torch */ static void lm3639_torch_brightness_set(struct led_classdev *cdev, -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/