diff --git a/net/core/filter.c b/net/core/filter.c
index a7d928345b1f..a2467a7c01f9 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -6223,24 +6223,16 @@ BPF_CALL_5(bpf_skb_check_mtu, struct sk_buff *, skb,
 {
 	int ret = BPF_MTU_CHK_RET_FRAG_NEEDED;
 	struct net_device *dev = skb->dev;
-	int skb_len, dev_len;
-	int mtu = 0;
+	int mtu, dev_len, skb_len;
 
-	if (unlikely(flags & ~(BPF_MTU_CHK_SEGS))) {
-		ret = -EINVAL;
-		goto out;
-	}
-
-	if (unlikely(flags & BPF_MTU_CHK_SEGS && (len_diff || *mtu_len))) {
-		ret = -EINVAL;
-		goto out;
-	}
+	if (unlikely(flags & ~(BPF_MTU_CHK_SEGS)))
+		return -EINVAL;
+	if (unlikely(flags & BPF_MTU_CHK_SEGS && (len_diff || *mtu_len)))
+		return -EINVAL;
 
 	dev = __dev_via_ifindex(dev, ifindex);
-	if (unlikely(!dev)) {
-		ret = -ENODEV;
-		goto out;
-	}
+	if (unlikely(!dev))
+		return -ENODEV;
 
 	mtu = READ_ONCE(dev->mtu);
 	dev_len = mtu + dev->hard_header_len;
@@ -6275,19 +6267,15 @@ BPF_CALL_5(bpf_xdp_check_mtu, struct xdp_buff *, xdp,
 	struct net_device *dev = xdp->rxq->dev;
 	int xdp_len = xdp->data_end - xdp->data;
 	int ret = BPF_MTU_CHK_RET_SUCCESS;
-	int mtu = 0, dev_len;
+	int mtu, dev_len;
 
 	/* XDP variant doesn't support multi-buffer segment check (yet) */
-	if (unlikely(flags)) {
-		ret = -EINVAL;
-		goto out;
-	}
+	if (unlikely(flags))
+		return -EINVAL;
 
 	dev = __dev_via_ifindex(dev, ifindex);
-	if (unlikely(!dev)) {
-		ret = -ENODEV;
-		goto out;
-	}
+	if (unlikely(!dev))
+		return -ENODEV;
 
 	mtu = READ_ONCE(dev->mtu);
 	dev_len = mtu + dev->hard_header_len;
@@ -6299,7 +6287,7 @@ BPF_CALL_5(bpf_xdp_check_mtu, struct xdp_buff *, xdp,
 	xdp_len += len_diff; /* minus result pass check */
 	if (xdp_len > dev_len)
 		ret = BPF_MTU_CHK_RET_FRAG_NEEDED;
-out:
+
 	*mtu_len = mtu;
 	return ret;
 }
@@ -6310,7 +6298,7 @@ static const struct bpf_func_proto bpf_skb_check_mtu_proto = {
 	.ret_type	= RET_INTEGER,
 	.arg1_type      = ARG_PTR_TO_CTX,
 	.arg2_type      = ARG_ANYTHING,
-	.arg3_type      = ARG_PTR_TO_FIXED_SIZE_MEM | MEM_UNINIT | MEM_WRITE | MEM_ALIGNED,
+	.arg3_type      = ARG_PTR_TO_FIXED_SIZE_MEM | MEM_WRITE | MEM_ALIGNED,
 	.arg3_size	= sizeof(u32),
 	.arg4_type      = ARG_ANYTHING,
 	.arg5_type      = ARG_ANYTHING,
@@ -6322,7 +6310,7 @@ static const struct bpf_func_proto bpf_xdp_check_mtu_proto = {
 	.ret_type	= RET_INTEGER,
 	.arg1_type      = ARG_PTR_TO_CTX,
 	.arg2_type      = ARG_ANYTHING,
-	.arg3_type      = ARG_PTR_TO_FIXED_SIZE_MEM | MEM_UNINIT | MEM_WRITE | MEM_ALIGNED,
+	.arg3_type      = ARG_PTR_TO_FIXED_SIZE_MEM | MEM_WRITE | MEM_ALIGNED,
 	.arg3_size	= sizeof(u32),
 	.arg4_type      = ARG_ANYTHING,
 	.arg5_type      = ARG_ANYTHING,