Dirk Hohndel 2f9bf92a17 Bluetooth: don't crash if BT is turned off
At least on a Mac we can get here without a discoveryAgent if BT is off,
so don't derefence the NULL pointer in that case.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
2019-01-23 14:41:17 +13:00
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