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Make sure to not pass NULL surfaces to these wlr functions

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Turns out that this will hit asserts that will abort dwl.
This commit is contained in:
Silvan Jegen 2020-06-13 14:43:53 +02:00
parent df10c475ad
commit 59e0047d91
1 changed files with 7 additions and 1 deletions
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8
dwl.c
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@ -597,7 +597,7 @@ focusclient(Client *c, struct wlr_surface *surface, int lift)
* automatically send key events to the appropriate clients. If surface * automatically send key events to the appropriate clients. If surface
* is NULL, this will clear focus. * is NULL, this will clear focus.
*/ */
if (surface != psurface) { if (surface && (surface != psurface)) {
kb = wlr_seat_get_keyboard(seat); kb = wlr_seat_get_keyboard(seat);
wlr_seat_keyboard_notify_enter(seat, surface, wlr_seat_keyboard_notify_enter(seat, surface,
kb->keycodes, kb->num_keycodes, &kb->modifiers); kb->keycodes, kb->num_keycodes, &kb->modifiers);
@ -897,8 +897,14 @@ pointerfocus(Client *c, struct wlr_surface *surface, double sx, double sy,
wlr_seat_pointer_notify_motion(seat, time, sx, sy); wlr_seat_pointer_notify_motion(seat, time, sx, sy);
return; return;
} }
/* If surface is NULL, clear pointer focus, otherwise let the client /* If surface is NULL, clear pointer focus, otherwise let the client
* know that the mouse cursor has entered one of its surfaces. */ * know that the mouse cursor has entered one of its surfaces. */
if (!surface) {
wlr_seat_pointer_notify_clear_focus(seat);
return;
}
wlr_seat_pointer_notify_enter(seat, surface, sx, sy); wlr_seat_pointer_notify_enter(seat, surface, sx, sy);
/* If keyboard focus follows mouse, enforce that */ /* If keyboard focus follows mouse, enforce that */
if (sloppyfocus && surface) if (sloppyfocus && surface)