Index: uspace/lib/c/generic/iplink.c
===================================================================
--- uspace/lib/c/generic/iplink.c	(revision 637a3b4e56e958cd6417e7489a439f0c676ec89f)
+++ uspace/lib/c/generic/iplink.c	(revision ffa89125d041d58392d67a3df0e52564a07cee35)
@@ -157,4 +157,5 @@
 
 	rc = iplink->ev_ops->recv(iplink, &sdu);
+	free(sdu.data);
 	async_answer_0(callid, rc);
 }