common: return "none" when board unset
Instead of returning NULL when board is not set return "none".

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
1 parent 7e5a875 commit 7887781e0faadfa1f71a10c81475543bcfca6b22
@Sascha Hauer Sascha Hauer authored on 19 Aug 2019
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common/misc.c