From 8ee26756499604c329af98cf8c19daff3d1caa7d Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Date: Tue, 19 Jun 2012 17:26:32 +0200 Subject: [PATCH] Don't attempt to draw an invalid area If we don't intersect, the area is invalid or of size 0. --- gtk/spice-widget.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/gtk/spice-widget.c b/gtk/spice-widget.c index 6635e31..d33e79e 100644 --- a/gtk/spice-widget.c +++ b/gtk/spice-widget.c @@ -878,7 +878,8 @@ static gboolean draw_event(GtkWidget *widget, cairo_t *cr) SpiceDisplayPrivate *d = SPICE_DISPLAY_GET_PRIVATE(display); g_return_val_if_fail(d != NULL, false); - if (d->mark == 0 || d->data == NULL) + if (d->mark == 0 || d->data == NULL || + d->area.width == 0 || d->area.height == 0) return false; g_return_val_if_fail(d->ximage != NULL, false); @@ -894,7 +895,8 @@ static gboolean expose_event(GtkWidget *widget, GdkEventExpose *expose) SpiceDisplayPrivate *d = SPICE_DISPLAY_GET_PRIVATE(display); g_return_val_if_fail(d != NULL, false); - if (d->mark == 0 || d->data == NULL) + if (d->mark == 0 || d->data == NULL || + d->area.width == 0 || d->area.height == 0) return false; g_return_val_if_fail(d->ximage != NULL, false);