camera: initialize smart pointer before usage

Test: try to scale image and get SIGSEGV crash of the `cameraserver`
      in the `CachedFrame` class.
Change-Id: I17ab13f7c9e7fc84cd38f89dce30e6e5e0535cc7
Signed-off-by: Sergii Piatakov <sergii.piatakov@globallogic.com>
1 file changed