accel/kvm: free device path on finalization

kvm_set_device allocates device via g_strdup, but no
instance_finalize existed for the KVM accelerator type.

Fixes: aef158b093b9 ("Add class property to configure KVM device node to use")
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>

diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c
index 92af42503b1cf2c545cbf4c8bdd70b40c93e3cc1..96f90ebb240f3f3153734f3a08b3ebcbd3acabcb 100644 (file)
--- a/accel/kvm/kvm-all.c
+++ b/accel/kvm/kvm-all.c
@@ -4342,10 +4342,18 @@ static void kvm_accel_class_init(ObjectClass *oc, const void *data)
     kvm_arch_accel_class_init(oc);
 }
 
+static void kvm_accel_finalize(Object *obj)
+{
+    KVMState *s = KVM_STATE(obj);
+
+    g_free(s->device);
+}
+
 static const TypeInfo kvm_accel_type = {
     .name = TYPE_KVM_ACCEL,
     .parent = TYPE_ACCEL,
     .instance_init = kvm_accel_instance_init,
+    .instance_finalize = kvm_accel_finalize,
     .class_init = kvm_accel_class_init,
     .instance_size = sizeof(KVMState),
 };