diff --git a/net/eth_legacy.c b/net/eth_legacy.c
index 6e0c058761..6870afb505 100644
--- a/net/eth_legacy.c
+++ b/net/eth_legacy.c
@@ -365,7 +365,7 @@ int eth_send(void *packet, int length)
 	ret = eth_current->send(eth_current, packet, length);
 #if defined(CONFIG_CMD_PCAP)
 	if (ret >= 0)
-		pcap_post(packet, lengeth, true);
+		pcap_post(packet, length, true);
 #endif
 	return ret;
 }