tree 79032a21326a267c90167d145dbc3980379c9711
parent e6f8322a58edbfa55b4fe136eeab286f33791eea
author Andrew Scull <ascull@google.com> 1569841703 +0100
committer Andrew Scull <ascull@google.com> 1569858998 +0000

Stop data leak when handling SMCs.

`ret` was uninitialized and and not fully populated by the SMC handlers
on any paths before it was used to set the VM register values.
Initializing to zero prevents the leak of the uninitialized values.

Change-Id: I08fd88a8e426bd85c1df2351fc79f96913a3f217