Fix random python backtrace in mutlilib handling code.
newval is not defined in all cases. Set to None and check if it is set.
File
"/local/foo/builds/x86/layers/openembedded-core/meta/classes/multilib_global.bbclass",
line 90, in preferred_ml_updates(d=<bb.data_smart.DataSmart object at
0xf6fd528c>):
if not d.getVar(newname, False):
> d.setVar(newname, localdata.expand(newval))
# Avoid future variable key expansion
UnboundLocalError: local variable 'newval' referenced before assignment
Signed-off-by: Jeremy Puhlman <jpuhlman@mvista.com> Signed-off-by: Ross Burton <ross.burton@intel.com>
