[lib] CID #39, fix leak in error path, vty_describe_command

2006-05-12 Paul Jakma <paul.jakma@sun.com>

	* vty.c: (vty_describe_command) fix leak of describe vector in
	  error path, CID #39.

2 files changed, 5 insertions, 8 deletions

diff --git a/lib/ChangeLog b/lib/ChangeLog
index dc9999b3..46727473 100644
--- a/lib/ChangeLog
+++ b/lib/ChangeLog
@@ -4,6 +4,8 @@
 	  of prefix and typestr strings, Coverity CID #3.
 	* command.c: (cmd_complete_command_real) Fix leak of cmd_vector
 	  in error case, Coverity CID #37.
+	* vty.c: (vty_describe_command) fix leak of describe vector in
+	  error path, CID #39.
 
 2006-03-30 Paul Jakma <paul.jakma@sun.com>
 
diff --git a/lib/vty.c b/lib/vty.c
index 206af065..98f6494e 100644
--- a/lib/vty.c
+++ b/lib/vty.c
@@ -985,18 +985,12 @@ vty_describe_command (struct vty *vty)
   switch (ret)
     {
     case CMD_ERR_AMBIGUOUS:
-      cmd_free_strvec (vline);
       vty_out (vty, "%% Ambiguous command.%s", VTY_NEWLINE);
-      vty_prompt (vty);
-      vty_redraw_line (vty);
-      return;
+      goto out;
       break;
     case CMD_ERR_NO_MATCH:
-      cmd_free_strvec (vline);
       vty_out (vty, "%% There is no matched command.%s", VTY_NEWLINE);
-      vty_prompt (vty);
-      vty_redraw_line (vty);
-      return;
+      goto out;
       break;
     }  
 
@@ -1066,6 +1060,7 @@ vty_describe_command (struct vty *vty)
 	vty_describe_fold (vty, width, desc_width, desc);
     }
 
+out:
   cmd_free_strvec (vline);
   vector_free (describe);