Fix vent_data memory leak in function run_ping_ip46_address (VPP-966)

Change-Id: I05d0c8310aa86480a3d283f45e115284c4b4ebd5
Signed-off-by: dongjuan <dong.juan1@zte.com.cn>

diff --git a/src/vnet/ip/ping.c b/src/vnet/ip/ping.c
index d250b79..c847e69 100755 (executable)
--- a/src/vnet/ip/ping.c
+++ b/src/vnet/ip/ping.c
@@ -646,6 +646,7 @@ run_ping_ip46_address (vlib_main_t * vm, u32 table_id, ip4_address_t * pa4,
              i = 1 + ping_repeat;
              break;
            }
+      vec_free(event_data);
        }
     }
   vlib_cli_output (vm, "\n");