power_supply_sysfs: Handle -ENODATA in a special way
authorAnton Vorontsov <avorontsov@ru.mvista.com>
Wed, 2 Dec 2009 21:24:51 +0000 (00:24 +0300)
committerAnton Vorontsov <avorontsov@ru.mvista.com>
Wed, 2 Dec 2009 21:38:06 +0000 (00:38 +0300)
There are cases when some device can not report any meaningful value,
e.g. TWL4030 charger can report voltage only when charging is
active.

In these cases drivers will return -ENODATA, and we shouldn't flood
kernel log with error messages.

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
drivers/power/power_supply_sysfs.c

Simple merge