target/i386/sev: Use g_autofree in sev_launch_get_measure()

Use g_autofree to remove a pair of g_free/goto.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20211007161716.453984-13-philmd@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
1 file changed