1 files changed, 15 insertions, 1 deletions

diff --git a/drivers/media/common/tuners/tuner-simple.c b/drivers/media/common/tuners/tuner-simple.c
index fb3f3b3adaba..de7adaf5fa5b 100644
--- a/drivers/media/common/tuners/tuner-simple.c
+++ b/drivers/media/common/tuners/tuner-simple.c
@@ -820,6 +820,15 @@ static u32 simple_dvb_configure(struct dvb_frontend *fe, u8 *buf,
         int ret;
         unsigned frequency = params->frequency / 62500;
 
+        if (!tun->stepsize) {
+                /* tuner-core was loaded before the digital tuner was
+                 * configured and somehow picked the wrong tuner type */
+                tuner_err("attempt to treat tuner %d (%s) as digital tuner "
+                          "without stepsize defined.\n",
+                          priv->type, priv->tun->name);
+                return 0; /* failure */
+        }
+
         t_params = simple_tuner_params(fe, TUNER_PARAM_TYPE_DIGITAL);
         ret = simple_config_lookup(fe, t_params, &frequency, &config, &cb);
         if (ret < 0)
@@ -1059,7 +1068,12 @@ struct dvb_frontend *simple_tuner_attach(struct dvb_frontend *fe,
         memcpy(&fe->ops.tuner_ops, &simple_tuner_ops,
                sizeof(struct dvb_tuner_ops));
 
-        tuner_info("type set to %d (%s)\n", type, priv->tun->name);
+        if (type != priv->type)
+                tuner_warn("couldn't set type to %d. Using %d (%s) instead\n",
+                            type, priv->type, priv->tun->name);
+        else
+                tuner_info("type set to %d (%s)\n",
+                           priv->type, priv->tun->name);
 
         if ((debug) || ((atv_input[priv->nr] > 0) ||
                         (dtv_input[priv->nr] > 0))) {