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Commit 4359a023 authored by Heiko Carstens's avatar Heiko Carstens Committed by Thomas Gleixner
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clocksource: Fix permissions for available_clocksource 



File permissions for
/sys/devices/system/clocksource/clocksource0/available_clocksource
are 600 which allows write access. But this is in fact a read only
file. So change permissions to 400.

Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
Cc: John Stultz <johnstul@us.ibm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 4346f654

kernel/time/clocksource.c

+1 −1
Original line number Diff line number Diff line
@@ -474,7 +474,7 @@ sysfs_show_available_clocksources(struct sys_device *dev, char *buf) 
static SYSDEV_ATTR(current_clocksource, 0600, sysfs_show_current_clocksources,

		   sysfs_override_clocksource);



static SYSDEV_ATTR(available_clocksource, 0600,

static SYSDEV_ATTR(available_clocksource, 0400,

		   sysfs_show_available_clocksources, NULL);



static struct sysdev_class clocksource_sysclass = {