drivers/misc/ep93xx_pwm.c: world-writable sysfs files
Don't allow everybody to change device settings. Signed-off-by: Vasiliy Kulikov <segoon@openwall.com> Acked-by: Hartley Sweeten <hartleys@visionengravers.com> Cc: Matthieu Crapet <mcrapet@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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a844b43ca0
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deb187e724
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@ -249,11 +249,11 @@ static ssize_t ep93xx_pwm_set_invert(struct device *dev,
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static DEVICE_ATTR(min_freq, S_IRUGO, ep93xx_pwm_get_min_freq, NULL);
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static DEVICE_ATTR(max_freq, S_IRUGO, ep93xx_pwm_get_max_freq, NULL);
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static DEVICE_ATTR(freq, S_IWUGO | S_IRUGO,
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static DEVICE_ATTR(freq, S_IWUSR | S_IRUGO,
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ep93xx_pwm_get_freq, ep93xx_pwm_set_freq);
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static DEVICE_ATTR(duty_percent, S_IWUGO | S_IRUGO,
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static DEVICE_ATTR(duty_percent, S_IWUSR | S_IRUGO,
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ep93xx_pwm_get_duty_percent, ep93xx_pwm_set_duty_percent);
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static DEVICE_ATTR(invert, S_IWUGO | S_IRUGO,
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static DEVICE_ATTR(invert, S_IWUSR | S_IRUGO,
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ep93xx_pwm_get_invert, ep93xx_pwm_set_invert);
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static struct attribute *ep93xx_pwm_attrs[] = {
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