diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index a87cfc872ae..941c6113309 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,8 @@
 2011-02-27  Michael Snyder  <msnyder@vmware.com>
 
+	* tui/tui-stack.c (tui_get_function_from_frame): Fix off by one
+	error in strncpy.
+
 	* symtab.c (rbreak_command): Move variable 'file_name' to 
 	outer scope.
 
diff --git a/gdb/tui/tui-stack.c b/gdb/tui/tui-stack.c
index d7b9716f9d9..f618d7c03cb 100644
--- a/gdb/tui/tui-stack.c
+++ b/gdb/tui/tui-stack.c
@@ -227,7 +227,7 @@ tui_get_function_from_frame (struct frame_info *fi)
      them because the status line is too short to display them.  */
   if (*p == '<')
     p++;
-  strncpy (name, p, sizeof (name));
+  strncpy (name, p, sizeof (name) - 1);
   p = strchr (name, '(');
   if (!p)
     p = strchr (name, '>');