[media] as102-fe: Add a release function

This is needed to free state and for dvb_detach() to be
called.

Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/media/dvb-frontends/as102_fe.c b/drivers/media/dvb-frontends/as102_fe.c
index ef4c3c667782..493665899565 100644
--- a/drivers/media/dvb-frontends/as102_fe.c
+++ b/drivers/media/dvb-frontends/as102_fe.c
@@ -407,6 +407,14 @@ static int as102_fe_ts_bus_ctrl(struct dvb_frontend *fe, int acquire)
                                       state->elna_cfg);
 }
 
+static void as102_fe_release(struct dvb_frontend *fe)
+{
+        struct as102_state *state = fe->demodulator_priv;
+
+        kfree(state);
+}
+
+
 static struct dvb_frontend_ops as102_fe_ops = {
         .delsys = { SYS_DVBT },
         .info = {
@@ -436,6 +444,7 @@ static struct dvb_frontend_ops as102_fe_ops = {
         .read_signal_strength   = as102_fe_read_signal_strength,
         .read_ucblocks          = as102_fe_read_ucblocks,
         .ts_bus_ctrl            = as102_fe_ts_bus_ctrl,
+        .release                = as102_fe_release,
 };
 
 struct dvb_frontend *as102_attach(const char *name,