af_xdp: remove the previous program before loading a new one

Otherwise, we will get an error. The program could remain from the previous run. Type: fix Signed-off-by: Artem Glazychev <[email protected]> Change-Id: I68e4072bd3b327592013804d67ccab7eb0ed3a0e
akanouras · Jun 8, 2023 · f50929d · f50929d
1 parent 470d72f
commit f50929d
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/plugins/af_xdp/device.c b/src/plugins/af_xdp/device.c
@@ -650,7 +650,8 @@ af_xdp_create_if (vlib_main_t * vm, af_xdp_create_if_args_t * args)
       goto err1;
     }
 
-  if (args->prog && af_xdp_load_program (args, ad))
+  if (args->prog &&
+      (af_xdp_remove_program (ad) || af_xdp_load_program (args, ad)))
     goto err2;
 
   q_num = clib_max (rxq_num, txq_num);