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[media] Don't OOPS if videobuf_dvb_get_frontend return NULL
authorAbylay Ospan <aospan@netup.ru>
Fri, 15 Jul 2011 18:01:07 +0000 (15:01 -0300)
committerMauro Carvalho Chehab <mchehab@redhat.com>
Wed, 27 Jul 2011 20:56:07 +0000 (17:56 -0300)
Signed-off-by: Abylay Ospan <aospan@netup.ru>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
drivers/media/video/cx23885/cx23885-dvb.c patch | blob | history

diff --git a/drivers/media/video/cx23885/cx23885-dvb.c b/drivers/media/video/cx23885/cx23885-dvb.c
index ad2fd13..aa83f07 100644 (file)
--- a/drivers/media/video/cx23885/cx23885-dvb.c
+++ b/drivers/media/video/cx23885/cx23885-dvb.c
@@ -1270,7 +1270,7 @@ int cx23885_dvb_unregister(struct cx23885_tsport *port)
         * implement MFE support.
         */
        fe0 = videobuf_dvb_get_frontend(&port->frontends, 1);
-       if (fe0->dvb.frontend)
+       if (fe0 && fe0->dvb.frontend)
                videobuf_dvb_unregister_bus(&port->frontends);
 
        switch (port->dev->board) {