diff --git a/net/sctp/input.c b/net/sctp/input.c
index 4f43afa8678f9..a5f5ea982e4e4 100644
--- a/net/sctp/input.c
+++ b/net/sctp/input.c
@@ -114,7 +114,7 @@ int sctp_rcv(struct sk_buff *skb)
 	 * it's better to just linearize it otherwise crc computing
 	 * takes longer.
 	 */
-	if ((!is_gso && skb_linearize(skb)) ||
+	if (((!is_gso || skb_cloned(skb)) && skb_linearize(skb)) ||
 	    !pskb_may_pull(skb, sizeof(struct sctphdr)))
 		goto discard_it;