diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index a3acf78..772fbfb 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -367,14 +367,10 @@
 	if (!bp->port)
 		bp->port = inet_sk(sk)->num;
 
-	/* Add the address to the bind address list.  */
-	sctp_local_bh_disable();
-	sctp_write_lock(&ep->base.addr_lock);
-
-	/* Use GFP_ATOMIC since BHs are disabled.  */
+	/* Add the address to the bind address list.
+	 * Use GFP_ATOMIC since BHs will be disabled.
+	 */
 	ret = sctp_add_bind_addr(bp, addr, 1, GFP_ATOMIC);
-	sctp_write_unlock(&ep->base.addr_lock);
-	sctp_local_bh_enable();
 
 	/* Copy back into socket for getsockname() use. */
 	if (!ret) {
@@ -544,15 +540,12 @@
 		if (i < addrcnt)
 			continue;
 
-		/* Use the first address in bind addr list of association as
-		 * Address Parameter of ASCONF CHUNK.
+		/* Use the first valid address in bind addr list of
+		 * association as Address Parameter of ASCONF CHUNK.
 		 */
-		sctp_read_lock(&asoc->base.addr_lock);
 		bp = &asoc->base.bind_addr;
 		p = bp->address_list.next;
 		laddr = list_entry(p, struct sctp_sockaddr_entry, list);
-		sctp_read_unlock(&asoc->base.addr_lock);
-
 		chunk = sctp_make_asconf_update_ip(asoc, &laddr->a, addrs,
 						   addrcnt, SCTP_PARAM_ADD_IP);
 		if (!chunk) {
@@ -567,8 +560,6 @@
 		/* Add the new addresses to the bind address list with
 		 * use_as_src set to 0.
 		 */
-		sctp_local_bh_disable();
-		sctp_write_lock(&asoc->base.addr_lock);
 		addr_buf = addrs;
 		for (i = 0; i < addrcnt; i++) {
 			addr = (union sctp_addr *)addr_buf;
@@ -578,8 +569,6 @@
 						    GFP_ATOMIC);
 			addr_buf += af->sockaddr_len;
 		}
-		sctp_write_unlock(&asoc->base.addr_lock);
-		sctp_local_bh_enable();
 	}
 
 out:
@@ -651,13 +640,7 @@
 		 * socket routing and failover schemes. Refer to comments in
 		 * sctp_do_bind(). -daisy
 		 */
-		sctp_local_bh_disable();
-		sctp_write_lock(&ep->base.addr_lock);
-
-		retval = sctp_del_bind_addr(bp, sa_addr);
-
-		sctp_write_unlock(&ep->base.addr_lock);
-		sctp_local_bh_enable();
+		retval = sctp_del_bind_addr(bp, sa_addr, call_rcu);
 
 		addr_buf += af->sockaddr_len;
 err_bindx_rem:
@@ -748,14 +731,16 @@
 		 * make sure that we do not delete all the addresses in the
 		 * association.
 		 */
-		sctp_read_lock(&asoc->base.addr_lock);
 		bp = &asoc->base.bind_addr;
 		laddr = sctp_find_unmatch_addr(bp, (union sctp_addr *)addrs,
 					       addrcnt, sp);
-		sctp_read_unlock(&asoc->base.addr_lock);
 		if (!laddr)
 			continue;
 
+		/* We do not need RCU protection throughout this loop
+		 * because this is done under a socket lock from the
+		 * setsockopt call.
+		 */
 		chunk = sctp_make_asconf_update_ip(asoc, laddr, addrs, addrcnt,
 						   SCTP_PARAM_DEL_IP);
 		if (!chunk) {
@@ -766,23 +751,16 @@
 		/* Reset use_as_src flag for the addresses in the bind address
 		 * list that are to be deleted.
 		 */
-		sctp_local_bh_disable();
-		sctp_write_lock(&asoc->base.addr_lock);
 		addr_buf = addrs;
 		for (i = 0; i < addrcnt; i++) {
 			laddr = (union sctp_addr *)addr_buf;
 			af = sctp_get_af_specific(laddr->v4.sin_family);
-			list_for_each(pos1, &bp->address_list) {
-				saddr = list_entry(pos1,
-						   struct sctp_sockaddr_entry,
-						   list);
+			list_for_each_entry(saddr, &bp->address_list, list) {
 				if (sctp_cmp_addr_exact(&saddr->a, laddr))
 					saddr->use_as_src = 0;
 			}
 			addr_buf += af->sockaddr_len;
 		}
-		sctp_write_unlock(&asoc->base.addr_lock);
-		sctp_local_bh_enable();
 
 		/* Update the route and saddr entries for all the transports
 		 * as some of the addresses in the bind address list are
@@ -4057,11 +4035,9 @@
 					       int __user *optlen)
 {
 	sctp_assoc_t id;
-	struct list_head *pos;
 	struct sctp_bind_addr *bp;
 	struct sctp_association *asoc;
 	struct sctp_sockaddr_entry *addr;
-	rwlock_t *addr_lock;
 	int cnt = 0;
 
 	if (len < sizeof(sctp_assoc_t))
@@ -4078,17 +4054,13 @@
 	 */
 	if (0 == id) {
 		bp = &sctp_sk(sk)->ep->base.bind_addr;
-		addr_lock = &sctp_sk(sk)->ep->base.addr_lock;
 	} else {
 		asoc = sctp_id2assoc(sk, id);
 		if (!asoc)
 			return -EINVAL;
 		bp = &asoc->base.bind_addr;
-		addr_lock = &asoc->base.addr_lock;
 	}
 
-	sctp_read_lock(addr_lock);
-
 	/* If the endpoint is bound to 0.0.0.0 or ::0, count the valid
 	 * addresses from the global local address list.
 	 */
@@ -4115,12 +4087,14 @@
 		goto done;
 	}
 
-	list_for_each(pos, &bp->address_list) {
+	/* Protection on the bound address list is not needed,
+	 * since in the socket option context we hold the socket lock,
+	 * so there is no way that the bound address list can change.
+	 */
+	list_for_each_entry(addr, &bp->address_list, list) {
 		cnt ++;
 	}
-
 done:
-	sctp_read_unlock(addr_lock);
 	return cnt;
 }
 
@@ -4204,7 +4178,6 @@
 {
 	struct sctp_bind_addr *bp;
 	struct sctp_association *asoc;
-	struct list_head *pos;
 	int cnt = 0;
 	struct sctp_getaddrs_old getaddrs;
 	struct sctp_sockaddr_entry *addr;
@@ -4212,7 +4185,6 @@
 	union sctp_addr temp;
 	struct sctp_sock *sp = sctp_sk(sk);
 	int addrlen;
-	rwlock_t *addr_lock;
 	int err = 0;
 	void *addrs;
 	void *buf;
@@ -4234,13 +4206,11 @@
 	 */
 	if (0 == getaddrs.assoc_id) {
 		bp = &sctp_sk(sk)->ep->base.bind_addr;
-		addr_lock = &sctp_sk(sk)->ep->base.addr_lock;
 	} else {
 		asoc = sctp_id2assoc(sk, getaddrs.assoc_id);
 		if (!asoc)
 			return -EINVAL;
 		bp = &asoc->base.bind_addr;
-		addr_lock = &asoc->base.addr_lock;
 	}
 
 	to = getaddrs.addrs;
@@ -4254,8 +4224,6 @@
 	if (!addrs)
 		return -ENOMEM;
 
-	sctp_read_lock(addr_lock);
-
 	/* If the endpoint is bound to 0.0.0.0 or ::0, get the valid
 	 * addresses from the global local address list.
 	 */
@@ -4271,8 +4239,11 @@
 	}
 
 	buf = addrs;
-	list_for_each(pos, &bp->address_list) {
-		addr = list_entry(pos, struct sctp_sockaddr_entry, list);
+	/* Protection on the bound address list is not needed since
+	 * in the socket option context we hold a socket lock and
+	 * thus the bound address list can't change.
+	 */
+	list_for_each_entry(addr, &bp->address_list, list) {
 		memcpy(&temp, &addr->a, sizeof(temp));
 		sctp_get_pf_specific(sk->sk_family)->addr_v4map(sp, &temp);
 		addrlen = sctp_get_af_specific(temp.sa.sa_family)->sockaddr_len;
@@ -4284,8 +4255,6 @@
 	}
 
 copy_getaddrs:
-	sctp_read_unlock(addr_lock);
-
 	/* copy the entire address list into the user provided space */
 	if (copy_to_user(to, addrs, bytes_copied)) {
 		err = -EFAULT;
@@ -4307,7 +4276,6 @@
 {
 	struct sctp_bind_addr *bp;
 	struct sctp_association *asoc;
-	struct list_head *pos;
 	int cnt = 0;
 	struct sctp_getaddrs getaddrs;
 	struct sctp_sockaddr_entry *addr;
@@ -4315,7 +4283,6 @@
 	union sctp_addr temp;
 	struct sctp_sock *sp = sctp_sk(sk);
 	int addrlen;
-	rwlock_t *addr_lock;
 	int err = 0;
 	size_t space_left;
 	int bytes_copied = 0;
@@ -4336,13 +4303,11 @@
 	 */
 	if (0 == getaddrs.assoc_id) {
 		bp = &sctp_sk(sk)->ep->base.bind_addr;
-		addr_lock = &sctp_sk(sk)->ep->base.addr_lock;
 	} else {
 		asoc = sctp_id2assoc(sk, getaddrs.assoc_id);
 		if (!asoc)
 			return -EINVAL;
 		bp = &asoc->base.bind_addr;
-		addr_lock = &asoc->base.addr_lock;
 	}
 
 	to = optval + offsetof(struct sctp_getaddrs,addrs);
@@ -4352,8 +4317,6 @@
 	if (!addrs)
 		return -ENOMEM;
 
-	sctp_read_lock(addr_lock);
-
 	/* If the endpoint is bound to 0.0.0.0 or ::0, get the valid
 	 * addresses from the global local address list.
 	 */
@@ -4365,21 +4328,24 @@
 						space_left, &bytes_copied);
 			if (cnt < 0) {
 				err = cnt;
-				goto error_lock;
+				goto out;
 			}
 			goto copy_getaddrs;
 		}
 	}
 
 	buf = addrs;
-	list_for_each(pos, &bp->address_list) {
-		addr = list_entry(pos, struct sctp_sockaddr_entry, list);
+	/* Protection on the bound address list is not needed since
+	 * in the socket option context we hold a socket lock and
+	 * thus the bound address list can't change.
+	 */
+	list_for_each_entry(addr, &bp->address_list, list) {
 		memcpy(&temp, &addr->a, sizeof(temp));
 		sctp_get_pf_specific(sk->sk_family)->addr_v4map(sp, &temp);
 		addrlen = sctp_get_af_specific(temp.sa.sa_family)->sockaddr_len;
 		if (space_left < addrlen) {
 			err =  -ENOMEM; /*fixme: right error?*/
-			goto error_lock;
+			goto out;
 		}
 		memcpy(buf, &temp, addrlen);
 		buf += addrlen;
@@ -4389,8 +4355,6 @@
 	}
 
 copy_getaddrs:
-	sctp_read_unlock(addr_lock);
-
 	if (copy_to_user(to, addrs, bytes_copied)) {
 		err = -EFAULT;
 		goto out;
@@ -4401,12 +4365,6 @@
 	}
 	if (put_user(bytes_copied, optlen))
 		err = -EFAULT;
-
-	goto out;
-
-error_lock:
-	sctp_read_unlock(addr_lock);
-
 out:
 	kfree(addrs);
 	return err;