3.0-stable review patch. If anyone has any objections, please let me know. ------------------ From: Alan Cox <alan@xxxxxxxxxxxxxxx> commit e1d45ae10aea8e8a403e5d96bf5902ee670007ff upstream. If we set mantis->fe to NULL on an error its not a good idea to then try passing NULL to the unregister paths and oopsing really. Resolves-bug: https://bugzilla.kernel.org/show_bug.cgi?id=16473 Signed-off-by: Alan Cox <alan@xxxxxxxxxxxxxxx> Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx> Cc: Bjørn Mork <bjorn@xxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/media/dvb/mantis/mantis_dvb.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) --- a/drivers/media/dvb/mantis/mantis_dvb.c +++ b/drivers/media/dvb/mantis/mantis_dvb.c @@ -248,8 +248,10 @@ int __devinit mantis_dvb_init(struct man err5: tasklet_kill(&mantis->tasklet); dvb_net_release(&mantis->dvbnet); - dvb_unregister_frontend(mantis->fe); - dvb_frontend_detach(mantis->fe); + if (mantis->fe) { + dvb_unregister_frontend(mantis->fe); + dvb_frontend_detach(mantis->fe); + } err4: mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_mem); -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html