Backport: Plug memory leak in GTK x-display-monitor-attributes-list

* src/frame.c (free_monitors) [USE_GTK]: Define in the GTK case as
well.

* src/xfns.c (x-display-monitor-attributes-list) [USE_GTK]: Plug
memory leak. Use dupstring over xstrdup as gdk_monitor_get_model may
return NULL.
This commit is contained in:
Alexander Gramiak 2019-04-06 23:02:24 -06:00
parent e40f39bec3
commit b3cab4199a
2 changed files with 8 additions and 3 deletions

View file

@ -5533,8 +5533,8 @@ selected frame. This is useful when `make-pointer-invisible' is set. */)
#ifdef HAVE_WINDOW_SYSTEM
# if (defined HAVE_NS \
|| (!defined USE_GTK && (defined HAVE_XINERAMA || defined HAVE_XRANDR)))
# if (defined USE_GTK || defined HAVE_NS || defined HAVE_XINERAMA \
|| defined HAVE_XRANDR)
void
free_monitors (struct MonitorInfo *monitors, int n_monitors)
{

View file

@ -5009,7 +5009,7 @@ Internal use only, use `display-monitor-attributes-list' instead. */)
mi->mm_height = height_mm;
#if GTK_CHECK_VERSION (3, 22, 0)
mi->name = g_strdup (gdk_monitor_get_model (monitor));
dupstring (&mi->name, (gdk_monitor_get_model (monitor)));
#elif GTK_CHECK_VERSION (2, 14, 0)
mi->name = gdk_screen_get_monitor_plug_name (gscreen, i);
#endif
@ -5020,6 +5020,11 @@ Internal use only, use `display-monitor-attributes-list' instead. */)
primary_monitor,
monitor_frames,
source);
#if GTK_CHECK_VERSION (2, 14, 0)
free_monitors (monitors, n_monitors);
#else
xfree (monitors);
#endif
unblock_input ();
#else /* not USE_GTK */