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198b618ab1
It is possible that acpi_evaluate_integer might fail and value would not be set to any value so correct this defect by returning 0 in case of an error. This is also the correct thing to return because the backlight subsystem will print the old value of brightness in this case. Signed-off-by: Giedrius Statkevičius <giedrius.statkevicius@gmail.com> Signed-off-by: Darren Hart <dvhart@linux.intel.com> |
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