sctp: reduce indent level in sctp_copy_local_addr_list

This patch is to reduce indent level by using continue when the addr
is not allowed, and also drop end_copy by using break.

Signed-off-by: Xin Long <lucien.xin@gmail.com>
Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 19 insertions, 18 deletions

diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 7b523e3f551f..da5d82bec1dc 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -205,26 +205,27 @@ int sctp_copy_local_addr_list(struct net *net, struct sctp_bind_addr *bp,
         list_for_each_entry_rcu(addr, &net->sctp.local_addr_list, list) {
                 if (!addr->valid)
                         continue;
-                if (sctp_in_scope(net, &addr->a, scope)) {
-                        /* Now that the address is in scope, check to see if
-                         * the address type is really supported by the local
-                         * sock as well as the remote peer.
-                         */
-                        if ((((AF_INET == addr->a.sa.sa_family) &&
-                              (copy_flags & SCTP_ADDR4_PEERSUPP))) ||
-                            (((AF_INET6 == addr->a.sa.sa_family) &&
-                              (copy_flags & SCTP_ADDR6_ALLOWED) &&
-                              (copy_flags & SCTP_ADDR6_PEERSUPP)))) {
-                                error = sctp_add_bind_addr(bp, &addr->a,
-                                                    sizeof(addr->a),
-                                                    SCTP_ADDR_SRC, GFP_ATOMIC);
-                                if (error)
-                                        goto end_copy;
-                        }
-                }
+                if (!sctp_in_scope(net, &addr->a, scope))
+                        continue;
+
+                /* Now that the address is in scope, check to see if
+                 * the address type is really supported by the local
+                 * sock as well as the remote peer.
+                 */
+                if (addr->a.sa.sa_family == AF_INET &&
+                    !(copy_flags & SCTP_ADDR4_PEERSUPP))
+                        continue;
+                if (addr->a.sa.sa_family == AF_INET6 &&
+                    (!(copy_flags & SCTP_ADDR6_ALLOWED) ||
+                     !(copy_flags & SCTP_ADDR6_PEERSUPP)))
+                        continue;
+
+                error = sctp_add_bind_addr(bp, &addr->a, sizeof(addr->a),
+                                           SCTP_ADDR_SRC, GFP_ATOMIC);
+                if (error)
+                        break;
         }
 
-end_copy:
         rcu_read_unlock();
         return error;
 }