4 files changed, 34 insertions, 16 deletions

diff --git a/include/net/sctp/command.h b/include/net/sctp/command.h
index 8be5135ff7aa..2c55a7ea20af 100644
--- a/include/net/sctp/command.h
+++ b/include/net/sctp/command.h
@@ -107,6 +107,7 @@ typedef enum {
         SCTP_CMD_T1_RETRAN,      /* Mark for retransmission after T1 timeout  */
         SCTP_CMD_UPDATE_INITTAG, /* Update peer inittag */
         SCTP_CMD_SEND_MSG,       /* Send the whole use message */
+        SCTP_CMD_SEND_NEXT_ASCONF, /* Send the next ASCONF after ACK */
         SCTP_CMD_LAST
 } sctp_verb_t;
 
diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c
index f6fc5c1a4078..0fd5b4c88358 100644
--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -3318,21 +3318,6 @@ int sctp_process_asconf_ack(struct sctp_association *asoc,
         sctp_chunk_free(asconf);
         asoc->addip_last_asconf = NULL;
 
-        /* Send the next asconf chunk from the addip chunk queue. */
-        if (!list_empty(&asoc->addip_chunk_list)) {
-                struct list_head *entry = asoc->addip_chunk_list.next;
-                asconf = list_entry(entry, struct sctp_chunk, list);
-
-                list_del_init(entry);
-
-                /* Hold the chunk until an ASCONF_ACK is received. */
-                sctp_chunk_hold(asconf);
-                if (sctp_primitive_ASCONF(asoc, asconf))
-                        sctp_chunk_free(asconf);
-                else
-                        asoc->addip_last_asconf = asconf;
-        }
-
         return retval;
 }
 
diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index 4c5bed9af4e3..d5ae450b6f02 100644
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c
@@ -962,6 +962,29 @@ static int sctp_cmd_send_msg(struct sctp_association *asoc,
 }
 
 
+/* Sent the next ASCONF packet currently stored in the association.
+ * This happens after the ASCONF_ACK was succeffully processed.
+ */
+static void sctp_cmd_send_asconf(struct sctp_association *asoc)
+{
+        /* Send the next asconf chunk from the addip chunk
+         * queue.
+         */
+        if (!list_empty(&asoc->addip_chunk_list)) {
+                struct list_head *entry = asoc->addip_chunk_list.next;
+                struct sctp_chunk *asconf = list_entry(entry,
+                                                struct sctp_chunk, list);
+                list_del_init(entry);
+
+                /* Hold the chunk until an ASCONF_ACK is received. */
+                sctp_chunk_hold(asconf);
+                if (sctp_primitive_ASCONF(asoc, asconf))
+                        sctp_chunk_free(asconf);
+                else
+                        asoc->addip_last_asconf = asconf;
+        }
+}
+
 
 /* These three macros allow us to pull the debugging code out of the
  * main flow of sctp_do_sm() to keep attention focused on the real
@@ -1617,6 +1640,9 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
                         }
                         error = sctp_cmd_send_msg(asoc, cmd->obj.msg);
                         break;
+                case SCTP_CMD_SEND_NEXT_ASCONF:
+                        sctp_cmd_send_asconf(asoc);
+                        break;
                 default:
                         printk(KERN_WARNING "Impossible command: %u, %p\n",
                                cmd->verb, cmd->obj.ptr);
diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c
index abf601a1b847..24b2cd555637 100644
--- a/net/sctp/sm_statefuns.c
+++ b/net/sctp/sm_statefuns.c
@@ -3676,8 +3676,14 @@ sctp_disposition_t sctp_sf_do_asconf_ack(const struct sctp_endpoint *ep,
                                 SCTP_TO(SCTP_EVENT_TIMEOUT_T4_RTO));
 
                 if (!sctp_process_asconf_ack((struct sctp_association *)asoc,
-                                             asconf_ack))
+                                             asconf_ack)) {
+                        /* Successfully processed ASCONF_ACK.  We can
+                         * release the next asconf if we have one.
+                         */
+                        sctp_add_cmd_sf(commands, SCTP_CMD_SEND_NEXT_ASCONF,
+                                        SCTP_NULL());
                         return SCTP_DISPOSITION_CONSUME;
+                }
 
                 abort = sctp_make_abort(asoc, asconf_ack,
                                         sizeof(sctp_errhdr_t));