diff mbox series

[4.19,240/247] gtp: use icmp_ndo_send helper

Message ID 20210301161043.454714787@linuxfoundation.org
State Superseded
Headers show
Series None | expand

Commit Message

Greg Kroah-Hartman March 1, 2021, 4:14 p.m. UTC 
From: Jason A. Donenfeld <Jason@zx2c4.com>


commit e0fce6f945a26d4e953a147fe7ca11410322c9fe upstream.

Because gtp is calling icmp from network device context, it should use
the ndo helper so that the rate limiting applies correctly.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

Cc: Harald Welte <laforge@gnumonks.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/net/gtp.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

--- a/drivers/net/gtp.c
+++ b/drivers/net/gtp.c
@@ -550,8 +550,8 @@  static int gtp_build_skb_ip4(struct sk_b
 	    mtu < ntohs(iph->tot_len)) {
 		netdev_dbg(dev, "packet too big, fragmentation needed\n");
 		memset(IPCB(skb), 0, sizeof(*IPCB(skb)));
-		icmp_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED,
-			  htonl(mtu));
+		icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED,
+			      htonl(mtu));
 		goto err_rt;
 	}