tree 3d1e681aa3953adca762113a7ac1ad535ec84b17
parent 41c428507ba5a06639225cdb47d5c3a936c89314
author Chien-Yu Chen <cychen@google.com> 1486162713 -0800
committer Chien-Yu Chen <cychen@google.com> 1486162713 -0800

QCamera3: check channel nullptr

Only calls channel->stop() if channel is not nullptr.

Bug: 32706326
Change-Id: I8935eb4e16edd928d0f67ab161fe77f4c180ea7e