examples/l2fwd-ivshmem: fix build with icc
examples/l2fwd-ivshmem: fix build with icc

icc version 16.0.2, compile error:

examples/l2fwd-ivshmem/host/host.c(157):
error #3656: variable "total_vm_packets_dropped"
             may be used before its value is set
        total_vm_packets_dropped += ctrl->vm_ports[portid].stats.dropped;
        ^

Fixes: 6aa497249172 ("examples/l2fwd-ivshmem: import sample application")

Signed-off-by: Ferruh Yigit <ba8734c3c506d2e3557bd4ac8fdaccd25bdb9aa7@intel.com>
Acked-by: Anatoly Burakov <814e00d8f6e4e81b7ccc7e3e5a0bfec0078f0203@intel.com>

john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk