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Diffstat (limited to 'hw/s390x/s390-virtio-ccw.c')
-rw-r--r--hw/s390x/s390-virtio-ccw.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c
index cf5b9974c5..00e9e46aef 100644
--- a/hw/s390x/s390-virtio-ccw.c
+++ b/hw/s390x/s390-virtio-ccw.c
@@ -804,7 +804,7 @@ static void machine_set_loadparm(Object *obj, Visitor *v,
     s390_ipl_fmt_loadparm(ms->loadparm, val, errp);
 }
 
-static void ccw_machine_class_init(ObjectClass *oc, void *data)
+static void ccw_machine_class_init(ObjectClass *oc, const void *data)
 {
     MachineClass *mc = MACHINE_CLASS(oc);
     NMIClass *nc = NMI_CLASS(oc);
@@ -892,7 +892,7 @@ static const TypeInfo ccw_machine_info = {
     }                                                                         \
     static void MACHINE_VER_SYM(class_init, ccw, __VA_ARGS__)(                \
         ObjectClass *oc,                                                      \
-        void *data)                                                           \
+        const void *data)                                                     \
     {                                                                         \
         MachineClass *mc = MACHINE_CLASS(oc);                                 \
         MACHINE_VER_SYM(class_options, ccw, __VA_ARGS__)(mc);                 \