Don't complain about a return when this function returns "&pdev->dev".

Fixes: da9cfb87 ("coccinelle: semantic code search for missing put_device()")
Reported-by: NJulia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: NWen Yang <wen.yang99@zte.com.cn>
Acked-by: NJulia Lawall <julia.lawall@lip6.fr>
Signed-off-by: NMasahiro Yamada <yamada.masahiro@socionext.com>