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This function always return '0' and no callers use the return value. So make it a void function. This eliminates the following coccicheck warning: ./drivers/usb/typec/tcpm/tcpm.c:778:5-8: Unneeded variable: "ret". Return "0" on line 794 Reported-by: Abaci Robot <abaci@linux.alibaba.com> Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Signed-off-by: Yang Li <yang.lee@linux.alibaba.com> Link: https://lore.kernel.org/r/1615185330-118246-1-git-send-email-yang.lee@linux.alibaba.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>