media-devnode: just return 0 instead of using a var
commit 8b37c645 upstream. Instead of allocating a var to store 0 and just return it, change the code to return 0 directly. Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com> Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
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c6bea5a0
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