V4L/DVB (6437): tuner: clear analog_demod_ops on release

Clear analog_demod_ops on release.
Fix test for analog_demod_ops after tuner attach.

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Reviewed-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c
index f31de98bbfa5..9de66769b623 100644
--- a/drivers/media/video/tuner-core.c
+++ b/drivers/media/video/tuner-core.c
@@ -101,6 +101,8 @@ static void fe_release(struct tuner *t)
 
         if (fe_tuner_ops->release)
                 fe_tuner_ops->release(&t->fe);
+
+        t->fe.ops.analog_demod_ops = NULL;
 }
 
 static void fe_standby(struct tuner *t)
@@ -353,6 +355,8 @@ static void set_type(struct i2c_client *c, unsigned int type,
                 break;
         }
 
+        ops = t->fe.ops.analog_demod_ops;
+
         if (((NULL == ops) ||
              ((NULL == ops->set_tv_freq) && (NULL == ops->set_radio_freq))) &&
             (fe_tuner_ops->set_analog_params)) {