diff --git a/net/sctp/auth.c b/net/sctp/auth.c
index be9782760f50..c901d373af80 100644
--- a/net/sctp/auth.c
+++ b/net/sctp/auth.c
@@ -672,7 +672,7 @@ int sctp_auth_ep_add_chunkid(struct sctp_endpoint *ep, __u8 chunk_id)
 	/* Check if we can add this chunk to the array */
 	param_len = ntohs(p->param_hdr.length);
 	nchunks = param_len - sizeof(struct sctp_paramhdr);
-	if (nchunks == SCTP_NUM_CHUNK_TYPES)
+	if (nchunks == SCTP_AUTH_MAX_CHUNKS)
 		return -EINVAL;
 
 	p->chunks[nchunks] = chunk_id;