Fix startup when DPDK is enabled

Fixes:a58c838c4

1 files changed, 3 insertions, 3 deletions

diff --git a/example/ndpiReader.c b/example/ndpiReader.c
index 05dcf9524..ba2df3234 100644
--- a/example/ndpiReader.c
+++ b/example/ndpiReader.c
@@ -843,9 +843,6 @@ static void parseOptions(int argc, char **argv) {
     }
   }
 
-  if(_pcap_file[0] == NULL)
-    help(0);
-
   if(csv_fp)
     printCSVHeader();
 
@@ -855,6 +852,9 @@ static void parseOptions(int argc, char **argv) {
     extcap_capture();
   }
 
+  if(_pcap_file[0] == NULL)
+    help(0);
+
   if(strchr(_pcap_file[0], ',')) { /* multiple ingress interfaces */
     num_threads = 0;               /* setting number of threads = number of interfaces */
     __pcap_file = strtok(_pcap_file[0], ",");