tap: fix the coverity warning

Type: fix

Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>
Change-Id: I609fb28e58286ff490d12384b03dd713830379b3

diff --git a/src/vnet/devices/tap/tap.c b/src/vnet/devices/tap/tap.c
index b7ccba9..360c001 100644 (file)
--- a/src/vnet/devices/tap/tap.c
+++ b/src/vnet/devices/tap/tap.c
@@ -334,10 +334,10 @@ tap_create_if (vlib_main_t * vm, tap_create_if_args_t * args)
          args->error = clib_error_return_unix (0, "open '/dev/net/tun'");
          goto error;
        }
+      vec_add1 (vif->tap_fds, qfd);
       _IOCTL (qfd, TUNSETIFF, (void *) &ifr);
       tap_log_dbg (vif, "TUNSETIFF fd %d name %s flags 0x%x", qfd,
                   ifr.ifr_ifrn.ifrn_name, ifr.ifr_flags);
-      vec_add1 (vif->tap_fds, qfd);
     }
 
   for (i = 0; i < vif->num_rxqs; i++)