[PATCH v2] sim: Be sure of calling freeargv() after successfully call buildargv().

[Chen Gang S <gang.chen@sunrus.com.cn>]

Or there will be memory leak.

2015-02-02  Chen Gang <gang.chen.5i5j@gmail.com>

	* microblaze/interp.c (sim_do_command): Call freeargv() before
	return.
---
 sim/ChangeLog           | 5 +++++
 sim/microblaze/interp.c | 3 +++
 2 files changed, 8 insertions(+)

diff --git a/sim/ChangeLog b/sim/ChangeLog
index 1fe93df..582bd4a 100644
--- a/sim/ChangeLog
+++ b/sim/ChangeLog
@@ -1,5 +1,10 @@
 2015-02-02  Chen Gang <gang.chen.5i5j@gmail.com>
 
+	* microblaze/interp.c (sim_do_command): Call freeargv() before
+	return.
+
+2015-02-02  Chen Gang <gang.chen.5i5j@gmail.com>
+
 	* mcore/interp.c (sim_do_command): Call freeargv() before return.
 
 2015-02-02  Chen Gang <gang.chen.5i5j@gmail.com>
diff --git a/sim/microblaze/interp.c b/sim/microblaze/interp.c
index 1c8a22d..4fc4595 100644
--- a/sim/microblaze/interp.c
+++ b/sim/microblaze/interp.c
@@ -1019,6 +1019,7 @@ sim_do_command (SIM_DESC sd, const char *cmd)
 	  if ((simargv[1] == NULL) || (simargv[2] == NULL))
 	    {
 	      fprintf (stderr, "Error: missing argument to watch cmd.\n");
+	      freeargv (simargv);
 	      return;
 	    }
 
@@ -1062,6 +1063,8 @@ sim_do_command (SIM_DESC sd, const char *cmd)
 	  fprintf (stderr,"Error: \"%s\" is not a valid M.CORE simulator command.\n",
 		   cmd);
 	}
+
+      freeargv (simargv);
     }
   else
     {
-- 
1.9.3