ACPI: thinkpad-acpi: skip blanks before the data when parsing sysfs

Skip blanks not just at the tail of sysfs writes, but also at the head.

Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Signed-off-by: Len Brown <len.brown@intel.com>
1 file changed