compat: replace PC_COMPAT_2_5 & HW_COMPAT_2_5 macros

Use static arrays instead.

Suggested-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Acked-by: Eduardo Habkost <ehabkost@redhat.com>
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index 6c8ff0e..8eb69ff 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -281,6 +281,9 @@
 };
 const size_t pc_compat_2_6_len = G_N_ELEMENTS(pc_compat_2_6);
 
+GlobalProperty pc_compat_2_5[] = {};
+const size_t pc_compat_2_5_len = G_N_ELEMENTS(pc_compat_2_5);
+
 void gsi_handler(void *opaque, int n, int level)
 {
     GSIState *s = opaque;
diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
index 89e81a0..3a31de7 100644
--- a/hw/i386/pc_piix.c
+++ b/hw/i386/pc_piix.c
@@ -539,14 +539,12 @@
 static void pc_i440fx_2_5_machine_options(MachineClass *m)
 {
     PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
-    static GlobalProperty compat[] = {
-        PC_COMPAT_2_5
-    };
 
     pc_i440fx_2_6_machine_options(m);
     pcmc->save_tsc_khz = false;
     m->legacy_fw_cfg_order = 1;
-    compat_props_add(m->compat_props, compat, G_N_ELEMENTS(compat));
+    compat_props_add(m->compat_props, hw_compat_2_5, hw_compat_2_5_len);
+    compat_props_add(m->compat_props, pc_compat_2_5, pc_compat_2_5_len);
 }
 
 DEFINE_I440FX_MACHINE(v2_5, "pc-i440fx-2.5", NULL,
diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c
index efb70fb..418b838 100644
--- a/hw/i386/pc_q35.c
+++ b/hw/i386/pc_q35.c
@@ -426,14 +426,12 @@
 static void pc_q35_2_5_machine_options(MachineClass *m)
 {
     PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
-    static GlobalProperty compat[] = {
-        PC_COMPAT_2_5
-    };
 
     pc_q35_2_6_machine_options(m);
     pcmc->save_tsc_khz = false;
     m->legacy_fw_cfg_order = 1;
-    compat_props_add(m->compat_props, compat, G_N_ELEMENTS(compat));
+    compat_props_add(m->compat_props, hw_compat_2_5, hw_compat_2_5_len);
+    compat_props_add(m->compat_props, pc_compat_2_5, pc_compat_2_5_len);
 }
 
 DEFINE_Q35_MACHINE(v2_5, "pc-q35-2.5", NULL,