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ip: avoid arp assert if out of buffers (VPP-1030)
15/8815/3
author
Florin Coras
<fcoras@cisco.com>
Sat, 14 Oct 2017 18:02:37 +0000
(11:02 -0700)
committer
Florin Coras
<florin.coras@gmail.com>
Sun, 15 Oct 2017 20:20:03 +0000
(20:20 +0000)
Change-Id: Ia31b978c6c1619c3e0075a84fcbbb6ccbf1c0076
Signed-off-by: Florin Coras <fcoras@cisco.com>
src/vnet/ip/ip4_forward.c
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diff --git
a/src/vnet/ip/ip4_forward.c
b/src/vnet/ip/ip4_forward.c
index
c2a2f79
..
8b21869
100755
(executable)
--- a/
src/vnet/ip/ip4_forward.c
+++ b/
src/vnet/ip/ip4_forward.c
@@
-2039,6
+2039,10
@@
ip4_arp_inline (vlib_main_t * vm,
&im->ip4_arp_request_packet_template,
&bi0);
+ /* Seems we're out of buffers */
+ if (PREDICT_FALSE (!h0))
+ continue;
+
/* Add rewrite/encap string for ARP packet. */
vnet_rewrite_one_header (adj0[0], h0,
sizeof (ethernet_header_t));