misc: ocxl: main: Remove unnecessary ‘0’ values from rc

rc is assigned first, so it does not need to initialize the assignment.

Signed-off-by: Li kunyu <kunyu@nfschina.com>
Acked-by: Andrew Donnellan <ajd@linux.ibm.com>
Link: https://lore.kernel.org/r/20231113015229.12074-1-kunyu@nfschina.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>