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-rw-r--r--ui/vnc.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/ui/vnc.c b/ui/vnc.c
index 0b5aad2952..2f71769a91 100644
--- a/ui/vnc.c
+++ b/ui/vnc.c
@@ -1645,17 +1645,21 @@ static void framebuffer_update_request(VncState *vs, int incremental,
int x_position, int y_position,
int w, int h)
{
+ int i;
+ const size_t width = ds_get_width(vs->ds) / 16;
+
if (y_position > ds_get_height(vs->ds))
y_position = ds_get_height(vs->ds);
if (y_position + h >= ds_get_height(vs->ds))
h = ds_get_height(vs->ds) - y_position;
- int i;
vs->need_update = 1;
if (!incremental) {
vs->force_update = 1;
for (i = 0; i < h; i++) {
- bitmap_set(vs->dirty[y_position + i], x_position / 16, w / 16);
+ bitmap_set(vs->dirty[y_position + i], 0, width);
+ bitmap_clear(vs->dirty[y_position + i], width,
+ VNC_DIRTY_WORDS * BITS_PER_LONG - width);
}
}
}