diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c
index 30927d3..f0bbe367 100644
--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -184,7 +184,7 @@
 	struct sctp_sock *sp;
 	sctp_supported_addrs_param_t sat;
 	__be16 types[2];
-	sctp_adaption_ind_param_t aiparam;
+	sctp_adaptation_ind_param_t aiparam;
 
 	/* RFC 2960 3.3.2 Initiation (INIT) (1)
 	 *
@@ -249,9 +249,9 @@
 	sctp_addto_chunk(retval, sizeof(ecap_param), &ecap_param);
 	if (sctp_prsctp_enable)
 		sctp_addto_chunk(retval, sizeof(prsctp_param), &prsctp_param);
-	aiparam.param_hdr.type = SCTP_PARAM_ADAPTION_LAYER_IND;
+	aiparam.param_hdr.type = SCTP_PARAM_ADAPTATION_LAYER_IND;
 	aiparam.param_hdr.length = htons(sizeof(aiparam));
-	aiparam.adaption_ind = htonl(sp->adaption_ind);
+	aiparam.adaptation_ind = htonl(sp->adaptation_ind);
 	sctp_addto_chunk(retval, sizeof(aiparam), &aiparam);
 nodata:
 	kfree(addrs.v);
@@ -269,7 +269,7 @@
 	sctp_cookie_param_t *cookie;
 	int cookie_len;
 	size_t chunksize;
-	sctp_adaption_ind_param_t aiparam;
+	sctp_adaptation_ind_param_t aiparam;
 
 	retval = NULL;
 
@@ -323,9 +323,9 @@
 	if (asoc->peer.prsctp_capable)
 		sctp_addto_chunk(retval, sizeof(prsctp_param), &prsctp_param);
 
-	aiparam.param_hdr.type = SCTP_PARAM_ADAPTION_LAYER_IND;
+	aiparam.param_hdr.type = SCTP_PARAM_ADAPTATION_LAYER_IND;
 	aiparam.param_hdr.length = htons(sizeof(aiparam));
-	aiparam.adaption_ind = htonl(sctp_sk(asoc->base.sk)->adaption_ind);
+	aiparam.adaptation_ind = htonl(sctp_sk(asoc->base.sk)->adaptation_ind);
 	sctp_addto_chunk(retval, sizeof(aiparam), &aiparam);
 
 	/* We need to remove the const qualifier at this point.  */
@@ -1300,8 +1300,8 @@
 	/* Remember PR-SCTP capability. */
 	cookie->c.prsctp_capable = asoc->peer.prsctp_capable;
 
-	/* Save adaption indication in the cookie. */
-	cookie->c.adaption_ind = asoc->peer.adaption_ind;
+	/* Save adaptation indication in the cookie. */
+	cookie->c.adaptation_ind = asoc->peer.adaptation_ind;
 
 	/* Set an expiration time for the cookie.  */
 	do_gettimeofday(&cookie->c.expiration);
@@ -1512,7 +1512,7 @@
 	retval->addip_serial = retval->c.initial_tsn;
 	retval->adv_peer_ack_point = retval->ctsn_ack_point;
 	retval->peer.prsctp_capable = retval->c.prsctp_capable;
-	retval->peer.adaption_ind = retval->c.adaption_ind;
+	retval->peer.adaptation_ind = retval->c.adaptation_ind;
 
 	/* The INIT stuff will be done by the side effects.  */
 	return retval;
@@ -1743,7 +1743,7 @@
 	case SCTP_PARAM_HEARTBEAT_INFO:
 	case SCTP_PARAM_UNRECOGNIZED_PARAMETERS:
 	case SCTP_PARAM_ECN_CAPABLE:
-	case SCTP_PARAM_ADAPTION_LAYER_IND:
+	case SCTP_PARAM_ADAPTATION_LAYER_IND:
 		break;
 
 	case SCTP_PARAM_HOST_NAME_ADDRESS:
@@ -2098,8 +2098,8 @@
 		asoc->peer.ecn_capable = 1;
 		break;
 
-	case SCTP_PARAM_ADAPTION_LAYER_IND:
-		asoc->peer.adaption_ind = param.aind->adaption_ind;
+	case SCTP_PARAM_ADAPTATION_LAYER_IND:
+		asoc->peer.adaptation_ind = param.aind->adaptation_ind;
 		break;
 
 	case SCTP_PARAM_FWD_TSN_SUPPORT:
diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c
index 27cc444..aa51d19 100644
--- a/net/sctp/sm_statefuns.c
+++ b/net/sctp/sm_statefuns.c
@@ -688,12 +688,12 @@
 		goto nomem_ev;
 
 	/* Sockets API Draft Section 5.3.1.6 	
-	 * When a peer sends a Adaption Layer Indication parameter , SCTP
+	 * When a peer sends a Adaptation Layer Indication parameter , SCTP
 	 * delivers this notification to inform the application that of the
-	 * peers requested adaption layer.
+	 * peers requested adaptation layer.
 	 */
-	if (new_asoc->peer.adaption_ind) {
-		ai_ev = sctp_ulpevent_make_adaption_indication(new_asoc,
+	if (new_asoc->peer.adaptation_ind) {
+		ai_ev = sctp_ulpevent_make_adaptation_indication(new_asoc,
 							    GFP_ATOMIC);
 		if (!ai_ev)
 			goto nomem_aiev;
@@ -820,12 +820,12 @@
 	sctp_add_cmd_sf(commands, SCTP_CMD_EVENT_ULP, SCTP_ULPEVENT(ev));
 
 	/* Sockets API Draft Section 5.3.1.6
-	 * When a peer sends a Adaption Layer Indication parameter , SCTP
+	 * When a peer sends a Adaptation Layer Indication parameter , SCTP
 	 * delivers this notification to inform the application that of the
-	 * peers requested adaption layer.
+	 * peers requested adaptation layer.
 	 */
-	if (asoc->peer.adaption_ind) {
-		ev = sctp_ulpevent_make_adaption_indication(asoc, GFP_ATOMIC);
+	if (asoc->peer.adaptation_ind) {
+		ev = sctp_ulpevent_make_adaptation_indication(asoc, GFP_ATOMIC);
 		if (!ev)
 			goto nomem;
 
@@ -1698,12 +1698,12 @@
 	sctp_add_cmd_sf(commands, SCTP_CMD_EVENT_ULP, SCTP_ULPEVENT(ev));
 
 	/* Sockets API Draft Section 5.3.1.6
-	 * When a peer sends a Adaption Layer Indication parameter , SCTP
+	 * When a peer sends a Adaptation Layer Indication parameter , SCTP
 	 * delivers this notification to inform the application that of the
-	 * peers requested adaption layer.
+	 * peers requested adaptation layer.
 	 */
-	if (asoc->peer.adaption_ind) {
-		ev = sctp_ulpevent_make_adaption_indication(asoc, GFP_ATOMIC);
+	if (asoc->peer.adaptation_ind) {
+		ev = sctp_ulpevent_make_adaptation_indication(asoc, GFP_ATOMIC);
 		if (!ev)
 			goto nomem_ev;
 
@@ -1791,12 +1791,12 @@
 			goto nomem;
 
 		/* Sockets API Draft Section 5.3.1.6
-		 * When a peer sends a Adaption Layer Indication parameter,
+		 * When a peer sends a Adaptation Layer Indication parameter,
 		 * SCTP delivers this notification to inform the application
-		 * that of the peers requested adaption layer.
+		 * that of the peers requested adaptation layer.
 		 */
-		if (asoc->peer.adaption_ind) {
-			ai_ev = sctp_ulpevent_make_adaption_indication(asoc,
+		if (asoc->peer.adaptation_ind) {
+			ai_ev = sctp_ulpevent_make_adaptation_indication(asoc,
 								 GFP_ATOMIC);
 			if (!ai_ev)
 				goto nomem;
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index bdd8bd4..388d0fb 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -2731,17 +2731,17 @@
 	return err;
 }
 
-static int sctp_setsockopt_adaption_layer(struct sock *sk, char __user *optval,
+static int sctp_setsockopt_adaptation_layer(struct sock *sk, char __user *optval,
 					  int optlen)
 {
-	struct sctp_setadaption adaption;
+	struct sctp_setadaptation adaptation;
 
-	if (optlen != sizeof(struct sctp_setadaption))
+	if (optlen != sizeof(struct sctp_setadaptation))
 		return -EINVAL;
-	if (copy_from_user(&adaption, optval, optlen)) 
+	if (copy_from_user(&adaptation, optval, optlen))
 		return -EFAULT;
 
-	sctp_sk(sk)->adaption_ind = adaption.ssb_adaption_ind;
+	sctp_sk(sk)->adaptation_ind = adaptation.ssb_adaptation_ind;
 
 	return 0;
 }
@@ -2894,8 +2894,8 @@
 	case SCTP_MAXSEG:
 		retval = sctp_setsockopt_maxseg(sk, optval, optlen);
 		break;
-	case SCTP_ADAPTION_LAYER:
-		retval = sctp_setsockopt_adaption_layer(sk, optval, optlen);
+	case SCTP_ADAPTATION_LAYER:
+		retval = sctp_setsockopt_adaptation_layer(sk, optval, optlen);
 		break;
 	case SCTP_CONTEXT:
 		retval = sctp_setsockopt_context(sk, optval, optlen);
@@ -3123,7 +3123,7 @@
 	/* User specified fragmentation limit. */
 	sp->user_frag         = 0;
 
-	sp->adaption_ind = 0;
+	sp->adaptation_ind = 0;
 
 	sp->pf = sctp_get_pf_specific(sk->sk_family);
 
@@ -4210,21 +4210,21 @@
 }
 
 /*
- * 7.1.11  Set Adaption Layer Indicator (SCTP_ADAPTION_LAYER)
+ * 7.1.11  Set Adaptation Layer Indicator (SCTP_ADAPTATION_LAYER)
  *
- * Requests that the local endpoint set the specified Adaption Layer
+ * Requests that the local endpoint set the specified Adaptation Layer
  * Indication parameter for all future INIT and INIT-ACK exchanges.
  */
-static int sctp_getsockopt_adaption_layer(struct sock *sk, int len,
+static int sctp_getsockopt_adaptation_layer(struct sock *sk, int len,
 				  char __user *optval, int __user *optlen)
 {
-	struct sctp_setadaption adaption;
+	struct sctp_setadaptation adaptation;
 
-	if (len != sizeof(struct sctp_setadaption))
+	if (len != sizeof(struct sctp_setadaptation))
 		return -EINVAL;
 
-	adaption.ssb_adaption_ind = sctp_sk(sk)->adaption_ind;
-	if (copy_to_user(optval, &adaption, len))
+	adaptation.ssb_adaptation_ind = sctp_sk(sk)->adaptation_ind;
+	if (copy_to_user(optval, &adaptation, len))
 		return -EFAULT;
 
 	return 0;
@@ -4635,8 +4635,8 @@
 		retval = sctp_getsockopt_peer_addr_info(sk, len, optval,
 							optlen);
 		break;
-	case SCTP_ADAPTION_LAYER:
-		retval = sctp_getsockopt_adaption_layer(sk, len, optval,
+	case SCTP_ADAPTATION_LAYER:
+		retval = sctp_getsockopt_adaptation_layer(sk, len, optval,
 							optlen);
 		break;
 	case SCTP_CONTEXT:
diff --git a/net/sctp/ulpevent.c b/net/sctp/ulpevent.c
index 93ac63b..445e07a 100644
--- a/net/sctp/ulpevent.c
+++ b/net/sctp/ulpevent.c
@@ -609,31 +609,31 @@
 	return NULL;
 }
 
-/* Create and initialize a SCTP_ADAPTION_INDICATION notification.
+/* Create and initialize a SCTP_ADAPTATION_INDICATION notification.
  *
  * Socket Extensions for SCTP
- * 5.3.1.6 SCTP_ADAPTION_INDICATION
+ * 5.3.1.6 SCTP_ADAPTATION_INDICATION
  */
-struct sctp_ulpevent *sctp_ulpevent_make_adaption_indication(
+struct sctp_ulpevent *sctp_ulpevent_make_adaptation_indication(
 	const struct sctp_association *asoc, gfp_t gfp)
 {
 	struct sctp_ulpevent *event;
-	struct sctp_adaption_event *sai;
+	struct sctp_adaptation_event *sai;
 	struct sk_buff *skb;
 
-	event = sctp_ulpevent_new(sizeof(struct sctp_adaption_event),
+	event = sctp_ulpevent_new(sizeof(struct sctp_adaptation_event),
 				  MSG_NOTIFICATION, gfp);
 	if (!event)
 		goto fail;
 
 	skb = sctp_event2skb(event);
-	sai = (struct sctp_adaption_event *)
-		skb_put(skb, sizeof(struct sctp_adaption_event));
+	sai = (struct sctp_adaptation_event *)
+		skb_put(skb, sizeof(struct sctp_adaptation_event));
 
-	sai->sai_type = SCTP_ADAPTION_INDICATION;
+	sai->sai_type = SCTP_ADAPTATION_INDICATION;
 	sai->sai_flags = 0;
-	sai->sai_length = sizeof(struct sctp_adaption_event);
-	sai->sai_adaption_ind = asoc->peer.adaption_ind;
+	sai->sai_length = sizeof(struct sctp_adaptation_event);
+	sai->sai_adaptation_ind = asoc->peer.adaptation_ind;
 	sctp_ulpevent_set_owner(event, asoc);
 	sai->sai_assoc_id = sctp_assoc2id(asoc);