misc: tifm: match return type of wait_for_completion_timeout
return type of wait_for_completion_timeout is unsigned long not int. The rc variable is in use for other calls so an additional timeout variable of type unsigned long is added. Signed-off-by: NNicholas Mc Guire <hofrat@osadl.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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