trafgen: do not care if device is running yet

E.g. when executing trafgen on tap devices, trafgen will complain
that it is not up and running although it was brought up. Remove
this usability restriction and let the kernel decide if it may
send the packets or not.

Reported-by: Aimal Khan <aimal.khan98@gmail.com>
Signed-off-by: Daniel Borkmann <dborkman@redhat.com>

1 files changed, 0 insertions, 2 deletions

diff --git a/trafgen.c b/trafgen.c
index fb41f45..4e670ed 100644
--- a/trafgen.c
+++ b/trafgen.c
@@ -1012,8 +1012,6 @@ int main(int argc, char **argv)
 		panic("No configuration file given!\n");
 	if (device_mtu(ctx.device) == 0)
 		panic("This is no networking device!\n");
-	if (!ctx.rfraw && device_up_and_running(ctx.device) == 0)
-		panic("Networking device not running!\n");
 
 	register_signal(SIGINT, signal_handler);
 	register_signal(SIGHUP, signal_handler);