Fix coverity warning, VPP-608

Change-Id: I1086debdf90a51205af17c35e93cd9aeff598135
Signed-off-by: Dave Barach <dave@barachs.net>

diff --git a/src/vnet/unix/tapcli.c b/src/vnet/unix/tapcli.c
index e9dbf72..48e81b5 100644 (file)
--- a/src/vnet/unix/tapcli.c
+++ b/src/vnet/unix/tapcli.c
@@ -1340,6 +1340,9 @@ tap_connect_command_fn (vlib_main_t * vm,
                                   format_unformat_error, line_input);
     }
   
+  if (intfc_name == 0)
+      return clib_error_return (0, "interface name must be specified");
+
   memset (ap, 0, sizeof (*ap));
 
   ap->intfc_name = intfc_name;