From 158cbeb15107099ca42d2d63fcb1f2bf4ae1623a Mon Sep 17 00:00:00 2001
From: Boris Astardzhiev <boris.astardzhiev@gmail.com>
Date: Thu, 27 Jul 2017 07:29:06 -0600
Subject: [PATCH] netutils/ftpc:  Fix some memory leaks

---
 netutils/ftpc/ftpc_chdir.c      | 9 ++++++++-
 netutils/ftpc/ftpc_connect.c    | 7 ++++++-
 netutils/ftpc/ftpc_disconnect.c | 1 +
 3 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/netutils/ftpc/ftpc_chdir.c b/netutils/ftpc/ftpc_chdir.c
index 90967a0b5..f128fe6ae 100644
--- a/netutils/ftpc/ftpc_chdir.c
+++ b/netutils/ftpc/ftpc_chdir.c
@@ -1,7 +1,7 @@
 /****************************************************************************
  * apps/netutils/ftpc/ftpc_chdir.c
  *
- *   Copyright (C) 2011 Gregory Nutt. All rights reserved.
+ *   Copyright (C) 2011, 2017 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
  *
  * Redistribution and use in source and binary forms, with or without
@@ -86,6 +86,13 @@ int ftpc_chdir(SESSION handle, FAR const char *path)
       return ret;
     }
 
+  /* Free any previous setting and set the new working directory */
+
+  if (session->currdir != NULL)
+    {
+      free(session->currdir);
+    }
+
   session->currdir  = ftpc_rpwd(handle);
   return OK;
 }
diff --git a/netutils/ftpc/ftpc_connect.c b/netutils/ftpc/ftpc_connect.c
index 962866024..fcb89423c 100644
--- a/netutils/ftpc/ftpc_connect.c
+++ b/netutils/ftpc/ftpc_connect.c
@@ -105,7 +105,7 @@ SESSION ftpc_connect(FAR struct ftpc_connect_s *server)
    */
 
   session->homeldir = strdup(ftpc_lpwd());
-/* session->curldir = strdup(sssion->homeldir); */
+/* session->curldir = strdup(session->homeldir); */
 
   /* Create up a timer to prevent hangs */
 
@@ -123,6 +123,11 @@ SESSION ftpc_connect(FAR struct ftpc_connect_s *server)
   return (SESSION)session;
 
 errout_with_alloc:
+  if (session->homeldir != NULL)
+    {
+      free(session->homeldir);
+    }
+
   free(session);
 errout:
   return NULL;
diff --git a/netutils/ftpc/ftpc_disconnect.c b/netutils/ftpc/ftpc_disconnect.c
index 0323ac095..745d54074 100644
--- a/netutils/ftpc/ftpc_disconnect.c
+++ b/netutils/ftpc/ftpc_disconnect.c
@@ -93,6 +93,7 @@ void ftpc_disconnect(SESSION handle)
       free(session->pwd);
       free(session->initrdir);
       free(session->homerdir);
+      free(session->homeldir);
       free(session->currdir);
 
       /* Then destroy the session */