[gnome-control-center] keyboard: Fix leak when loading sections

[Christophe Fergeau <teuf src gnome org>]

commit caacec3c8654d4f4bdc360f90f2f722b9c2cdb91
Author: Christophe Fergeau <cfergeau redhat com>
Date:   Sat Oct 17 21:21:22 2015 +0200

    keyboard: Fix leak when loading sections
    
    This fixes:
    ==5944== 2,304 bytes in 5 blocks are definitely lost in loss record 15,724 of 16,045
    ==5944==    at 0x4C2AB9D: realloc (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
    ==5944==    by 0x1445F0B8: g_realloc (gmem.c:159)
    ==5944==    by 0x144217CF: g_array_maybe_expand (garray.c:779)
    ==5944==    by 0x14420C9F: g_array_append_vals (garray.c:418)
    ==5944==    by 0x48ACFA: append_sections_from_file (keyboard-shortcuts.c:558)
    ==5944==    by 0x48B4EE: reload_sections (keyboard-shortcuts.c:737)
    ==5944==    by 0x48EA22: keyboard_shortcuts_init (keyboard-shortcuts.c:2109)
    ==5944==    by 0x489236: cc_keyboard_panel_constructor (cc-keyboard-panel.c:133)
    ==5944==    by 0x141C7C3F: g_object_new_with_custom_constructor (gobject.c:1697)
    ==5944==    by 0x141C7E71: g_object_new_internal (gobject.c:1777)
    ==5944==    by 0x141C8ADA: g_object_new_valist (gobject.c:2038)
    ==5944==    by 0x141C7A85: g_object_new (gobject.c:1622)
    ==5944==    by 0x4547DF: cc_panel_loader_load_by_name (cc-panel-loader.c:213)
    ==5944==    by 0x44DFCB: activate_panel (cc-window.c:157)
    ==5944==    by 0x4504D6: cc_window_set_active_panel_from_id (cc-window.c:1036)
    ==5944==    by 0x44E6A6: item_activated_cb (cc-window.c:280)
    
    https://bugzilla.gnome.org/show_bug.cgi?id=756762

 panels/keyboard/keyboard-shortcuts.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/panels/keyboard/keyboard-shortcuts.c b/panels/keyboard/keyboard-shortcuts.c
index b8ab7ae..fa01392 100644
--- a/panels/keyboard/keyboard-shortcuts.c
+++ b/panels/keyboard/keyboard-shortcuts.c
@@ -590,6 +590,7 @@ append_sections_from_file (GtkBuilder *builder, const gchar *path, const char *d
     g_free (entry->name);
     g_free (entry->reverse_entry);
   }
+  g_free (keys);
 
   g_free (keylist);
 }