D28889: Avoid crash in KWin::DrmOutput::updateCursor

[Méven Car]

meven added a comment.


  Well in fact a kwin_wayland prcess stays :
  
    39      ../sysdeps/unix/sysv/linux/ppoll.c: Aucun fichier ou dossier de ce type.
    (gdb) bt
    #0  0x00007f7eef107cf6 in __GI_ppoll (fds=0x564c64bc8678, nfds=6, timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
    #1  0x00007f7eefc91df1 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
    #2  0x00007f7eefc935b2 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
    #3  0x00007f7edb63dc1d in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/KWinQpaPlugin.so
    #4  0x0000564c62b34882 in  ()
    #5  0x0000564c62b34969 in  ()
    #6  0x0000564c62b21a57 in  ()
    #7  0x0000564c62b1f828 in  ()
    #8  0x00007f7eef014b97 in __libc_start_main (main=
        0x564c62b1e5a0, argc=4, argv=0x7ffdbec40ce8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffdbec40cd8) at ../csu/libc-start.c:310
    #9  0x0000564c62b2084a in _start ()

REPOSITORY
  R108 KWin

REVISION DETAIL
  https://phabricator.kde.org/D28889

To: meven, #kwin, zzag, davidedmundson
Cc: kwin, Orage, cacarry, LeGast00n, The-Feren-OS-Dev, cblack, jraleigh, zachus, fbampaloukas, mkulinski, ragreen, jackyalcine, iodelay, crozbo, bwowk, ZrenBot, ngraham, alexeymin, himcesjf, lesliezhai, ali-mohamed, hardening, romangg, jensreuterberg, abetts, sebas, apol, ahiemstra, mart
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