gpu: ion: check for leaks in ion_client_destroy

If an ion client is destroyed without destroying all handles created
by that client, there will be leaked buffers. Print a message if this
happens.

Change-Id: Id674f508666d506b3a9ee848adbc29435c5fe8c2
Signed-off-by: Mitchel Humpherys <mitchelh@codeaurora.org>
3 files changed