tree b45e7fcf59378aca7aacbc8fe745115493919ee7
parent 19a8815adc2d58d69a15f492266ae0e921816102
author Ed Tanous <edtanous@google.com> 1610749081 -0800
committer Ed Tanous <edtanous@google.com> 1610753047 -0800

Add missing nullptr check

In theory, having a sessionless websocket isn't possible.  In practice,
this did come up when an ownership issue caused UB, which is how I saw
this.

Tested:
Tested with scripts/websocket_test.py and saw sensor values streaming by
as expected.

Signed-off-by: Ed Tanous <edtanous@google.com>
Change-Id: I7cc9c9660c8207ba857e6f6f14f010eaf79b73ef