staging: rtl8712: _r8712_init_recv_priv(): Change return type

Change return type of _r8712_init_recv_priv as its return value is never
checked or used. Modify return statements accordingly.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190802064212.30476-2-nishkadg.linux@gmail.com


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