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image-copy: Don't send 0x0 buffer params for cursor capture

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Fixes panics in `xdg-desktop-portal-cosmic` when it tries to use cursor
capture, and an application hides the cursor.
This commit is contained in:
Ian Douglas Scott 2026-05-07 15:02:16 -07:00 • committed by Ian Douglas Scott
parent 4a8931896f
commit 82dcd9a46a
2 changed files with 18 additions and 4 deletions
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16
src/input/mod.rs
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@ -64,7 +64,7 @@ use smithay::{
protocol::{wl_shm::Format as ShmFormat, wl_surface::WlSurface},
},
},
utils::{Logical, Point, Rectangle, SERIAL_COUNTER, Serial},
utils::{Logical, Point, Rectangle, SERIAL_COUNTER, Serial, Size},
wayland::{
compositor::CompositorHandler,
image_copy_capture::{BufferConstraints, CursorSessionRef},
@ -654,8 +654,13 @@ impl State {
.map(|constraint| constraint.size != geometry.size)
.unwrap_or(true)
{
let mut cursor_size = geometry.size;
// Client shouldn't try to allocate 0x0 buffer
if cursor_size == Size::new(0, 0) {
cursor_size = Size::new(1, 1);
}
session.update_constraints(BufferConstraints {
size: geometry.size,
size: cursor_size,
shm: vec![ShmFormat::Argb8888],
dma: None,
});
@ -718,8 +723,13 @@ impl State {
.map(|constraint| constraint.size != geometry.size)
.unwrap_or(true)
{
let mut cursor_size = geometry.size;
// Client shouldn't try to allocate 0x0 buffer
if cursor_size == Size::new(0, 0) {
cursor_size = Size::new(1, 1);
}
session.update_constraints(BufferConstraints {
size: geometry.size,
size: cursor_size,
shm: vec![ShmFormat::Argb8888],
dma: None,
});