ipv4: Handle PMTU in all ICMP error handlers.

[deliverable/linux.git] / net / ipv4 / raw.c

diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index 4032b818f3e41c13c5a0477a309eeea91ea3bf81..659ddfb109477112fd1216e82167ac2a22793fd3 100644 (file)
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -216,6 +216,9 @@ static void raw_err(struct sock *sk, struct sk_buff *skb, u32 info)
        int err = 0;
        int harderr = 0;
 
+       if (type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED)
+               ipv4_sk_update_pmtu(skb, sk, info);
+
        /* Report error on raw socket, if:
           1. User requested ip_recverr.
           2. Socket is connected (otherwise the error indication