staging:iio:ad5933: Remove platform data from state struct

The platform data is only used in the probe function. No need to keep it
around.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

1 files changed, 4 insertions, 7 deletions

diff --git a/drivers/staging/iio/impedance-analyzer/ad5933.c b/drivers/staging/iio/impedance-analyzer/ad5933.c
index d18a8ecc1245..e90653ff9159 100644
--- a/drivers/staging/iio/impedance-analyzer/ad5933.c
+++ b/drivers/staging/iio/impedance-analyzer/ad5933.c
@@ -89,7 +89,6 @@
 struct ad5933_state {
         struct i2c_client               *client;
         struct regulator                *reg;
-        struct ad5933_platform_data     *pdata;
         struct delayed_work             work;
         unsigned long                   mclk_hz;
         unsigned char                   ctrl_hb;
@@ -712,9 +711,7 @@ static int ad5933_probe(struct i2c_client *client,
         st->client = client;
 
         if (!pdata)
-                st->pdata = &ad5933_default_pdata;
-        else
-                st->pdata = pdata;
+                pdata = &ad5933_default_pdata;
 
         st->reg = devm_regulator_get(&client->dev, "vcc");
         if (!IS_ERR(st->reg)) {
@@ -727,10 +724,10 @@ static int ad5933_probe(struct i2c_client *client,
         if (voltage_uv)
                 st->vref_mv = voltage_uv / 1000;
         else
-                st->vref_mv = st->pdata->vref_mv;
+                st->vref_mv = pdata->vref_mv;
 
-        if (st->pdata->ext_clk_Hz) {
-                st->mclk_hz = st->pdata->ext_clk_Hz;
+        if (pdata->ext_clk_Hz) {
+                st->mclk_hz = pdata->ext_clk_Hz;
                 st->ctrl_lb = AD5933_CTRL_EXT_SYSCLK;
         } else {
                 st->mclk_hz = AD5933_INT_OSC_FREQ_Hz;