Commit cf2d385c authored by ths's avatar ths

Crop VNC update requests to avoid segfaults, by Thomas Tuttle.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2741 c046a42c-6fe2-441c-8c8c-71466251a162
parent 2abec30b
......@@ -852,6 +852,15 @@ static void framebuffer_update_request(VncState *vs, int incremental,
int x_position, int y_position,
int w, int h)
{
if (x_position > vs->ds->width)
x_position = vs->ds->width;
if (y_position > vs->ds->height)
y_position = vs->ds->height;
if (x_position + w >= vs->ds->width)
w = vs->ds->width - x_position;
if (y_position + h >= vs->ds->height)
h = vs->ds->height - y_position;
int i;
vs->need_update = 1;
if (!incremental) {
......
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