diff --git a/net/sctp/outqueue.c b/net/sctp/outqueue.c
index 3c2a281..1bb3c5c 100644
--- a/net/sctp/outqueue.c
+++ b/net/sctp/outqueue.c
@@ -1179,8 +1179,10 @@
 		tchunk = list_entry(lchunk, struct sctp_chunk,
 				    transmitted_list);
 		tsn = ntohl(tchunk->subh.data_hdr->tsn);
-		if (TSN_lte(tsn, ctsn))
+		if (TSN_lte(tsn, ctsn)) {
+			list_del_init(&tchunk->transmitted_list);
 			sctp_chunk_free(tchunk);
+		}
 	}
 
 	/* ii) Set rwnd equal to the newly received a_rwnd minus the