diff --git a/arch/powerpc/platforms/powermac/nvram.c b/arch/powerpc/platforms/powermac/nvram.c
index dc7a5bae8f1c98c46d8f694c3cb33912d1f02c07..853ccc4480e2a9f978d2d2e15d29ada0866a1b93 100644
--- a/arch/powerpc/platforms/powermac/nvram.c
+++ b/arch/powerpc/platforms/powermac/nvram.c
@@ -55,7 +55,7 @@ struct chrp_header {
   u8		cksum;
   u16		len;
   char          name[12];
-  u8		data[0];
+  u8		data[];
 };
 
 struct core99_header {