diff --git a/net/devif/devif_iobsend.c b/net/devif/devif_iobsend.c
index d83bd292db..496bb1df8f 100644
--- a/net/devif/devif_iobsend.c
+++ b/net/devif/devif_iobsend.c
@@ -55,7 +55,12 @@
 void devif_iob_send(FAR struct net_driver_s *dev, FAR struct iob_s *iob,
                     unsigned int len, unsigned int offset)
 {
-  DEBUGASSERT(dev && len > 0 && len < NETDEV_PKTSIZE(dev));
+  if (dev == NULL || len == 0 || len >= NETDEV_PKTSIZE(dev))
+    {
+      nerr("devif_iob_send error, %p, send len: %u, pkt len: %u\n",
+                                          dev, len, NETDEV_PKTSIZE(dev));
+      return;
+    }
 
   /* Copy the data from the I/O buffer chain to the device buffer */