staging: vchiq_arm: drop return value of vchiq_arm_init_state

The function vchiq_arm_init_state() cannot fail. So drop the return
value and the unnecessary code.

Reviewed-by: Nicolas Saenz Julienne <nsaenz@kernel.org>
Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Link: https://lore.kernel.org/r/1619347863-16080-7-git-send-email-stefan.wahren@i2se.com


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