diff --git a/hw/ppc/vof.c b/hw/ppc/vof.c
index 8d96593677..18c3f92317 100644
--- a/hw/ppc/vof.c
+++ b/hw/ppc/vof.c
@@ -293,7 +293,7 @@ static uint32_t vof_setprop(MachineState *ms, void *fdt, Vof *vof,
                             uint32_t nodeph, uint32_t pname,
                             uint32_t valaddr, uint32_t vallen)
 {
-    char propname[OF_PROPNAME_LEN_MAX + 1];
+    char propname[OF_PROPNAME_LEN_MAX + 1] = "";
     uint32_t ret = PROM_ERROR;
     int offset, rc;
     char trval[64] = "";