channel: Reformat ssh_channel_close()

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>

src/channels.c

@@ -1136,52 +1136,54 @@ error:
  * @see ssh_channel_free()
  * @see ssh_channel_is_eof()
  */
-int ssh_channel_close(ssh_channel channel){
-  ssh_session session;
-  int rc = 0;
+int ssh_channel_close(ssh_channel channel)
+{
+    ssh_session session;
+    int rc = 0;
 
-  if(channel == NULL) {
-    return SSH_ERROR;
-  }
+    if(channel == NULL) {
+        return SSH_ERROR;
+    }
 
-  session = channel->session;
+    session = channel->session;
 
-  if (channel->local_eof == 0) {
-    rc = ssh_channel_send_eof(channel);
-  }
+    if (channel->local_eof == 0) {
+        rc = ssh_channel_send_eof(channel);
+    }
+
+    if (rc != SSH_OK) {
+        return rc;
+    }
+
+    rc = ssh_buffer_pack(session->out_buffer,
+                         "bd",
+                         SSH2_MSG_CHANNEL_CLOSE,
+                         channel->remote_channel);
+    if (rc != SSH_OK) {
+        ssh_set_error_oom(session);
+        goto error;
+    }
+
+    rc = ssh_packet_send(session);
+    SSH_LOG(SSH_LOG_PACKET,
+            "Sent a close on client channel (%d:%d)",
+            channel->local_channel,
+            channel->remote_channel);
+
+    if (rc == SSH_OK) {
+        channel->state = SSH_CHANNEL_STATE_CLOSED;
+    }
+
+    rc = ssh_channel_flush(channel);
+    if(rc == SSH_ERROR) {
+        goto error;
+    }
 
-  if (rc != SSH_OK) {
     return rc;
-  }
-
-  rc = ssh_buffer_pack(session->out_buffer,
-                       "bd",
-                       SSH2_MSG_CHANNEL_CLOSE,
-                       channel->remote_channel);
-  if (rc != SSH_OK) {
-    ssh_set_error_oom(session);
-    goto error;
-  }
-
-  rc = ssh_packet_send(session);
-  SSH_LOG(SSH_LOG_PACKET,
-      "Sent a close on client channel (%d:%d)",
-      channel->local_channel,
-      channel->remote_channel);
-
-  if(rc == SSH_OK) {
-    channel->state=SSH_CHANNEL_STATE_CLOSED;
-  }
-
-  rc = ssh_channel_flush(channel);
-  if(rc == SSH_ERROR)
-    goto error;
-
-  return rc;
 error:
-  ssh_buffer_reinit(session->out_buffer);
+    ssh_buffer_reinit(session->out_buffer);
 
-  return rc;
+    return rc;
 }
 
 /* this termination function waits for a window growing condition */