diff --git a/net/sctp/input.c b/net/sctp/input.c
index 969fb16..3077b3b 100644
--- a/net/sctp/input.c
+++ b/net/sctp/input.c
@@ -1165,7 +1165,7 @@
 
 		ch = (sctp_chunkhdr_t *) ch_end;
 		chunk_num++;
-	} while (ch_end < skb_tail_pointer(skb));
+	} while (ch_end + sizeof(*ch) < skb_tail_pointer(skb));
 
 	return asoc;
 }