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(parent: 5023786) | patch
leds: do not overflow sysfs buffer in led_trigger_show
authorNathan Sullivan <nathan.sullivan@ni.com>
Mon, 15 Aug 2016 22:20:14 +0000 (17:20 -0500)
committerJacek Anaszewski <j.anaszewski@samsung.com>
Tue, 16 Aug 2016 19:34:30 +0000 (21:34 +0200)
commit3b9b95363c45365d606ad4bbba16acca75fdf6d3
tree6ef4e80e14ad3eec71611883e4cd034c74aa651dtree | snapshot
parent50237863c4edd9c342b522d8edfedf23b20d4a21commit | diff
leds: do not overflow sysfs buffer in led_trigger_show

Per the documentation, use scnprintf instead of sprintf to ensure there
is never more than PAGE_SIZE bytes of trigger names put into the
buffer.

Signed-off-by: Nathan Sullivan <nathan.sullivan@ni.com>
Signed-off-by: Zach Brown <zach.brown@ni.com>
Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
drivers/leds/led-triggers.c diff | blob | history
Domain: System / Kernel;