Bluetooth: L2CAP: Remove redundant checks for chan->ops
Bluetooth: L2CAP: Remove redundant checks for chan->ops

It's mandatory to set chan->ops so explicit checks for it are
redundant. What's worse, inconsistent checking for this triggers
static code analyzer warnings. This patch fixes Coverity CID 151984.

Signed-off-by: Johan Hedberg <628991c7b0a19c384f9b99c21ec330ce952bb838@intel.com>

bigdinotech/zephyr,bigdinotech/zephyr,bigdinotech/zephyr,bigdinotech/zephyr,bigdinotech/zephyr