kiosk-shell: Don't assume a valid output
Turns out kiosk_shell_output_set_active_surface_tree() requires having a valid output which as seen in the wild might not be case. Prevents an illegal dereference on an invalid shoutput. Fixes: #920 Signed-off-by: Marius Vlad <marius.vlad@collabora.com>
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@ -963,8 +963,9 @@ desktop_surface_removed(struct weston_desktop_surface *desktop_surface,
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WESTON_ACTIVATE_FLAG_NONE);
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} else {
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kiosk_seat->focused_surface = NULL;
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kiosk_shell_output_set_active_surface_tree(shoutput,
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NULL);
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if (shoutput)
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kiosk_shell_output_set_active_surface_tree(shoutput,
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NULL);
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}
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}
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