diff options
Diffstat (limited to 'net/ipv4/ip_output.c')
| -rw-r--r-- | net/ipv4/ip_output.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index 044fb2e5dfd2..30ab7b6ab761 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -498,7 +498,7 @@ int ip_fragment(struct sk_buff *skb, int (*output)(struct sk_buff*)) skb->data_len = first_len - skb_headlen(skb); skb->len = first_len; iph->tot_len = htons(first_len); - iph->frag_off |= htons(IP_MF); + iph->frag_off = htons(IP_MF); ip_send_check(iph); for (;;) { @@ -1152,7 +1152,8 @@ int ip_push_pending_frames(struct sock *sk) * If local_df is set too, we still allow to fragment this frame * locally. */ if (inet->pmtudisc == IP_PMTUDISC_DO || - (!skb_shinfo(skb)->frag_list && ip_dont_fragment(sk, &rt->u.dst))) + (skb->len <= dst_mtu(&rt->u.dst) && + ip_dont_fragment(sk, &rt->u.dst))) df = htons(IP_DF); if (inet->cork.flags & IPCORK_OPT) |