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-rw-r--r--hw/ppc/spapr.c7
-rw-r--r--hw/ppc/spapr_rtas.c3
2 files changed, 3 insertions, 7 deletions
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index ca77bb0dea..bdb689c552 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -332,12 +332,7 @@ static void *spapr_create_fdt_skel(hwaddr initrd_base,
         g_free(buf);
     }
 
-    buf = g_strdup_printf(UUID_FMT, qemu_uuid[0], qemu_uuid[1],
-                          qemu_uuid[2], qemu_uuid[3], qemu_uuid[4],
-                          qemu_uuid[5], qemu_uuid[6], qemu_uuid[7],
-                          qemu_uuid[8], qemu_uuid[9], qemu_uuid[10],
-                          qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
-                          qemu_uuid[14], qemu_uuid[15]);
+    buf = qemu_uuid_unparse_strdup(&qemu_uuid);
 
     _FDT((fdt_property_string(fdt, "vm,uuid", buf)));
     if (qemu_uuid_set) {
diff --git a/hw/ppc/spapr_rtas.c b/hw/ppc/spapr_rtas.c
index 27b5ad4bc4..02ce27314a 100644
--- a/hw/ppc/spapr_rtas.c
+++ b/hw/ppc/spapr_rtas.c
@@ -303,7 +303,8 @@ static void rtas_ibm_get_system_parameter(PowerPCCPU *cpu,
         break;
     }
     case RTAS_SYSPARM_UUID:
-        ret = sysparm_st(buffer, length, qemu_uuid, (qemu_uuid_set ? 16 : 0));
+        ret = sysparm_st(buffer, length, (unsigned char *)&qemu_uuid,
+                         (qemu_uuid_set ? 16 : 0));
         break;
     default:
         ret = RTAS_OUT_NOT_SUPPORTED;