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xwayland: Fix crashes when there is no pointer

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When running with a weston session without a pointer device (thus with
the wl_seat not having a pointer) xwayland pointer warping and pointer
confining should simply be ignored to avoid crashes.

Signed-off-by: Sjoerd Simons <sjoerd@collabora.com>
This commit is contained in:
Sjoerd Simons 2020-04-10 16:34:06 +02:00 committed by Peter Hutterer
parent 73480f172a
commit d35f68336b
1 changed files with 6 additions and 0 deletions
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6
hw/xwayland/xwayland-input.c
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@ -2806,6 +2806,9 @@ xwl_seat_can_emulate_pointer_warp(struct xwl_seat *xwl_seat)
{
struct xwl_screen *xwl_screen = xwl_seat->xwl_screen;
if (!xwl_seat->pointer)
return FALSE;
if (!xwl_screen->relative_pointer_manager)
return FALSE;
@ -2900,6 +2903,9 @@ xwl_seat_confine_pointer(struct xwl_seat *xwl_seat,
if (!pointer_constraints)
return;
if (!xwl_seat->wl_pointer)
return;
if (xwl_seat->cursor_confinement_window == xwl_window &&
xwl_seat->confined_pointer)
return;