c/r: make local function static
c/r: make local function static

This is a minimal commit which makes the function 'do_restore()' static
as it is not used anywhere else in the code. This also removes a
trailing space my editor complained about.

Signed-off-by: Adrian Reber <9f82b3db7475afbb412180fe9fab7c69d6ece340@redhat.com>

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