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-rw-r--r--hw/char/parallel.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/char/parallel.c b/hw/char/parallel.c
index e1651d52a4..8732e4e9f9 100644
--- a/hw/char/parallel.c
+++ b/hw/char/parallel.c
@@ -610,7 +610,7 @@ static const Property parallel_isa_properties[] = {
     DEFINE_PROP_CHR("chardev",  ISAParallelState, state.chr),
 };
 
-static void parallel_isa_class_initfn(ObjectClass *klass, void *data)
+static void parallel_isa_class_initfn(ObjectClass *klass, const void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
     AcpiDevAmlIfClass *adevc = ACPI_DEV_AML_IF_CLASS(klass);
@@ -627,7 +627,7 @@ static const TypeInfo parallel_isa_info = {
     .parent        = TYPE_ISA_DEVICE,
     .instance_size = sizeof(ISAParallelState),
     .class_init    = parallel_isa_class_initfn,
-    .interfaces = (InterfaceInfo[]) {
+    .interfaces = (const InterfaceInfo[]) {
         { TYPE_ACPI_DEV_AML_IF },
         { },
     },