diff options
| author |   Dave Barach <dave@barachs.net> | 2019-05-31 08:41:34 -0400 |
|---|---|---|
| committer | Dave Barach <dave@barachs.net> | 2019-05-31 08:42:20 -0400 |
| commit | b19bf8de1577612d26ead0a0c6ffb5ee2227172f (patch) | |
| tree | 88dc0949f2ef7ca8323ff46d09a286c282087d72 /src/vnet/ip/ip4_forward.c | |
| parent | 6a3064fdf6883fa09b4325e6f011f0e8acad295e (diff) | |
VPP-1692: move NULL pointer check
TBH, this looks like merge damage or some such. Perfectly fine NULL pointer
check, about three lines after it was needed.
Change-Id: I52831062e30533a59fb76b644ee5ae389676d2ae
Signed-off-by: Dave Barach <dave@barachs.net>
Diffstat (limited to 'src/vnet/ip/ip4_forward.c')
| -rw-r--r-- | src/vnet/ip/ip4_forward.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/vnet/ip/ip4_forward.c b/src/vnet/ip/ip4_forward.c index f3819e34b5e..d8eed67a381 100644 --- a/src/vnet/ip/ip4_forward.c +++ b/src/vnet/ip/ip4_forward.c @@ -1820,11 +1820,6 @@ ip4_arp_inline (vlib_main_t * vm, vlib_packet_template_get_packet (vm, &im->ip4_arp_request_packet_template, &bi0); - b0 = vlib_get_buffer (vm, bi0); - - /* copy the persistent fields from the original */ - clib_memcpy_fast (b0->opaque2, p0->opaque2, sizeof (p0->opaque2)); - /* Seems we're out of buffers */ if (PREDICT_FALSE (!h0)) { @@ -1832,6 +1827,11 @@ ip4_arp_inline (vlib_main_t * vm, continue; } + b0 = vlib_get_buffer (vm, bi0); + + /* copy the persistent fields from the original */ + clib_memcpy_fast (b0->opaque2, p0->opaque2, sizeof (p0->opaque2)); + /* Add rewrite/encap string for ARP packet. */ vnet_rewrite_one_header (adj0[0], h0, sizeof (ethernet_header_t)); |