1 files changed, 7 insertions, 4 deletions

diff --git a/drivers/media/dvb/frontends/dvb-pll.c b/drivers/media/dvb/frontends/dvb-pll.c
index 2be33f27c69f..b7e7108ee5b3 100644
--- a/drivers/media/dvb/frontends/dvb-pll.c
+++ b/drivers/media/dvb/frontends/dvb-pll.c
@@ -493,6 +493,9 @@ static int dvb_pll_sleep(struct dvb_frontend *fe)
         int i;
         int result;
 
+        if (priv->i2c == NULL)
+                return -EINVAL;
+
         for (i = 0; i < priv->pll_desc->count; i++) {
                 if (priv->pll_desc->entries[i].limit == 0)
                         break;
@@ -611,7 +614,7 @@ static struct dvb_tuner_ops dvb_pll_tuner_ops = {
         .get_bandwidth = dvb_pll_get_bandwidth,
 };
 
-int dvb_pll_attach(struct dvb_frontend *fe, int pll_addr, struct i2c_adapter *i2c, struct dvb_pll_desc *desc)
+struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr, struct i2c_adapter *i2c, struct dvb_pll_desc *desc)
 {
         u8 b1 [] = { 0 };
         struct i2c_msg msg = { .addr = pll_addr, .flags = I2C_M_RD, .buf = b1, .len = 1 };
@@ -624,14 +627,14 @@ int dvb_pll_attach(struct dvb_frontend *fe, int pll_addr, struct i2c_adapter *i2
 
                 ret = i2c_transfer (i2c, &msg, 1);
                 if (ret != 1)
-                        return -1;
+                        return NULL;
                 if (fe->ops.i2c_gate_ctrl)
                              fe->ops.i2c_gate_ctrl(fe, 0);
         }
 
         priv = kzalloc(sizeof(struct dvb_pll_priv), GFP_KERNEL);
         if (priv == NULL)
-                return -ENOMEM;
+                return NULL;
 
         priv->pll_i2c_address = pll_addr;
         priv->i2c = i2c;
@@ -643,7 +646,7 @@ int dvb_pll_attach(struct dvb_frontend *fe, int pll_addr, struct i2c_adapter *i2
         fe->ops.tuner_ops.info.frequency_min = desc->max;
 
         fe->tuner_priv = priv;
-        return 0;
+        return fe;
 }
 EXPORT_SYMBOL(dvb_pll_attach);