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VPP-1507: Added binary api to dump configured ip_punt_redirect
[vpp.git]
/
src
/
vnet
/
ip
/
icmp4.c
diff --git
a/src/vnet/ip/icmp4.c
b/src/vnet/ip/icmp4.c
index
a4808f2
..
a598ca9
100644
(file)
--- a/
src/vnet/ip/icmp4.c
+++ b/
src/vnet/ip/icmp4.c
@@
-653,7
+653,13
@@
icmp4_pg_edit_function (pg_main_t * pg,
ASSERT (p0->current_data == 0);
ip0 = (void *) (p0->data + ip_offset);
icmp0 = (void *) (p0->data + icmp_offset);
ASSERT (p0->current_data == 0);
ip0 = (void *) (p0->data + ip_offset);
icmp0 = (void *) (p0->data + icmp_offset);
- len0 = clib_net_to_host_u16 (ip0->length) - ip4_header_bytes (ip0);
+
+ /* if IP length has been specified, then calculate the length based on buffer */
+ if (ip0->length == 0)
+ len0 = vlib_buffer_length_in_chain (vm, p0) - icmp_offset;
+ else
+ len0 = clib_net_to_host_u16 (ip0->length) - icmp_offset;
+
icmp0->checksum =
~ip_csum_fold (ip_incremental_checksum (0, icmp0, len0));
}
icmp0->checksum =
~ip_csum_fold (ip_incremental_checksum (0, icmp0, len0));
}
@@
-766,8
+772,9
@@
icmp4_init (vlib_main_t * vm)
foreach_icmp4_code;
#undef _
foreach_icmp4_code;
#undef _
- memset (cm->ip4_input_next_index_by_type,
- ICMP_INPUT_NEXT_ERROR, sizeof (cm->ip4_input_next_index_by_type));
+ clib_memset (cm->ip4_input_next_index_by_type,
+ ICMP_INPUT_NEXT_ERROR,
+ sizeof (cm->ip4_input_next_index_by_type));
ip4_icmp_register_type (vm, ICMP4_echo_request,
ip4_icmp_echo_request_node.index);
ip4_icmp_register_type (vm, ICMP4_echo_request,
ip4_icmp_echo_request_node.index);