diff --git a/include/linux/filter.h b/include/linux/filter.h
index af37318bb1c5..73d06a39e2d6 100644
--- a/include/linux/filter.h
+++ b/include/linux/filter.h
@@ -545,10 +545,8 @@ struct bpf_prog {
 	unsigned int		(*bpf_func)(const void *ctx,
 					    const struct bpf_insn *insn);
 	/* Instructions for interpreter */
-	union {
-		struct sock_filter	insns[0];
-		struct bpf_insn		insnsi[0];
-	};
+	struct sock_filter	insns[0];
+	struct bpf_insn		insnsi[];
 };
 
 struct sk_filter {