diff --git a/net/core/filter.c b/net/core/filter.c
index 2e96b4b847ce..1dd5e37ae130 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -6221,7 +6221,7 @@ static int bpf_ipv4_fib_lookup(struct net *net, struct bpf_fib_lookup *params,
 	struct in_device *in_dev;
 	struct net_device *dev;
 	struct fib_result res;
-	struct flowi4 fl4;
+	struct flowi4 fl4 = {};
 	u32 mtu = 0;
 	int err;
 
@@ -6361,7 +6361,7 @@ static int bpf_ipv6_fib_lookup(struct net *net, struct bpf_fib_lookup *params,
 	struct neighbour *neigh;
 	struct net_device *dev;
 	struct inet6_dev *idev;
-	struct flowi6 fl6;
+	struct flowi6 fl6 = {};
 	int strict = 0;
 	int oif, err;
 	u32 mtu = 0;