diff options
Diffstat (limited to 'src/vnet/ip/ping.c')
| -rw-r--r-- | src/vnet/ip/ping.c | 30 |
1 files changed, 21 insertions, 9 deletions
diff --git a/src/vnet/ip/ping.c b/src/vnet/ip/ping.c index 88882629..00e2bfb1 100644 --- a/src/vnet/ip/ping.c +++ b/src/vnet/ip/ping.c @@ -13,6 +13,7 @@ * limitations under the License. */ +#include <stddef.h> #include <vnet/ip/ping.h> #include <vnet/fib/ip6_fib.h> #include <vnet/fib/ip4_fib.h> @@ -243,15 +244,10 @@ init_icmp46_echo_request (icmp46_echo_request_t * icmp46_echo, icmp46_echo->seq = clib_host_to_net_u16 (seq_host); icmp46_echo->id = clib_host_to_net_u16 (id_host); - for (i = 0; i < sizeof (icmp46_echo->data); i++) - { - icmp46_echo->data[i] = i % 256; - } - - if (data_len > sizeof (icmp46_echo_request_t)) - { - data_len = sizeof (icmp46_echo_request_t); - } + if (data_len > PING_MAXIMUM_DATA_SIZE) + data_len = PING_MAXIMUM_DATA_SIZE; + for (i = 0; i < data_len; i++) + icmp46_echo->data[i] = i % 256; return data_len; } @@ -267,11 +263,15 @@ send_ip6_ping (vlib_main_t * vm, ip6_main_t * im, vlib_buffer_t *p0; vlib_frame_t *f; u32 *to_next; + vlib_buffer_free_list_t *fl; if (vlib_buffer_alloc (vm, &bi0, 1) != 1) return SEND_PING_ALLOC_FAIL; p0 = vlib_get_buffer (vm, bi0); + fl = vlib_buffer_get_free_list (vm, VLIB_BUFFER_DEFAULT_FREE_LIST_INDEX); + vlib_buffer_init_for_free_list (p0, fl); + VLIB_BUFFER_TRACE_TRAJECTORY_INIT (p0); /* * if the user did not provide a source interface, use the any interface @@ -376,11 +376,15 @@ send_ip4_ping (vlib_main_t * vm, vlib_frame_t *f; u32 *to_next; u32 if_add_index0; + vlib_buffer_free_list_t *fl; if (vlib_buffer_alloc (vm, &bi0, 1) != 1) return SEND_PING_ALLOC_FAIL; p0 = vlib_get_buffer (vm, bi0); + fl = vlib_buffer_get_free_list (vm, VLIB_BUFFER_DEFAULT_FREE_LIST_INDEX); + vlib_buffer_init_for_free_list (p0, fl); + VLIB_BUFFER_TRACE_TRAJECTORY_INIT (p0); /* * if the user did not provide a source interface, use the any interface @@ -759,6 +763,14 @@ ping_ip_address (vlib_main_t * vm, format_unformat_error, input); goto done; } + if (data_len > PING_MAXIMUM_DATA_SIZE) + { + error = + clib_error_return (0, + "%d is bigger than maximum allowed payload size %d", + data_len, PING_MAXIMUM_DATA_SIZE); + goto done; + } } else if (unformat (input, "table-id")) { |