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core_unreal.c: Add clarification comment about channel ref.
Change-Id: I0be0627260cd8d6b6c3cc345949dcfdf32eff1f3
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@@ -808,9 +808,11 @@ int ast_unreal_channel_push_to_bridge(struct ast_channel *ast, struct ast_bridge
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return -1;
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}
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/* The bridge thread now controls the chan ref from the ast_unreal_pvt */
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ao2_lock(p);
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ast_set_flag(p, AST_UNREAL_CARETAKER_THREAD);
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ao2_unlock(p);
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ast_channel_unref(chan);
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return 0;
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