Add null check for session_info.

Bug: 288609881
Bug: 293915723
Test: presubmit
Change-Id: Iec68681e940cbff68160c7300d1634f3e6cd2f46
(cherry picked from commit 6017d722122178fc34dd66293f30036984090045)
Merged-In: Iec68681e940cbff68160c7300d1634f3e6cd2f46
1 file changed