staging: rts5208: remove unncessary result set and check, just return SUCCESS

Minor clean up, there is no need to assign result to zero, then
check if it is less than zero. Just return SUCCESS.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 file changed