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(parent: ae6fe7a) | patch
power: supply: sysfs: ratelimit property read error message
authorDavid Lechner <david@lechnology.com>
Thu, 13 Sep 2018 00:48:30 +0000 (19:48 -0500)
committerSebastian Reichel <sre@kernel.org>
Sun, 16 Sep 2018 09:29:18 +0000 (11:29 +0200)
commit87a2b65fc855e6be50f791c2ebbb492541896827
treed084c9d9e8d7e4fe036ff128e2bb7d369f66355atree | snapshot
parentae6fe7a387e97e2ea8cc275fff5ef55568c4daf3commit | diff
power: supply: sysfs: ratelimit property read error message

This adds rate limiting to the message that is printed when reading a
power supply property via sysfs returns an error. This will prevent
userspace applications from unintentionally dDOSing the system by
continuously reading a property that returns an error.

Signed-off-by: David Lechner <david@lechnology.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
drivers/power/supply/power_supply_sysfs.c diff | blob | history
Domain: System / Kernel;