staging: bcm2835-audio: use | instead of || otherwise result is just boolean 1
The incorrect or operator is being used resulting in cookies being
set to 1 (true) rather than the intended hex value. Fix this by
using | instead of ||.
Issue found with static analysis with cppcheck
Fixes: fb505bd1e1f9218e8ae ("staging: bcm2835-audio: Simplify callback structure for write data") Signed-off-by: Colin Ian King <colin.king@canonical.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>