[media] rc/ene_ir: fix oops on module load

dev->rdev is accessed in ene_setup_hw_settings, so it needs to be wired
up before then.

[Jarod Wilson]: Also fix a possible improper resource freeing bug while
we're looking at possible probe issues here.

Signed-off-by: Kyle McMartin <kmcmartin@redhat.com>
CC: Maxim Levitsky <maximlevitsky@gmail.com>
Signed-off-by: Jarod Wilson <jarod@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 6 insertions, 1 deletions

diff --git a/drivers/media/rc/ene_ir.c b/drivers/media/rc/ene_ir.c
index 80b3c319f698..885abdddfaa8 100644
--- a/drivers/media/rc/ene_ir.c
+++ b/drivers/media/rc/ene_ir.c
@@ -1004,6 +1004,10 @@ static int ene_probe(struct pnp_dev *pnp_dev, const struct pnp_device_id *id)
         /* validate resources */
         error = -ENODEV;
 
+        /* init these to -1, as 0 is valid for both */
+        dev->hw_io = -1;
+        dev->irq = -1;
+
         if (!pnp_port_valid(pnp_dev, 0) ||
             pnp_port_len(pnp_dev, 0) < ENE_IO_SIZE)
                 goto error;
@@ -1072,6 +1076,8 @@ static int ene_probe(struct pnp_dev *pnp_dev, const struct pnp_device_id *id)
                 rdev->input_name = "ENE eHome Infrared Remote Transceiver";
         }
 
+        dev->rdev = rdev;
+
         ene_rx_setup_hw_buffer(dev);
         ene_setup_default_settings(dev);
         ene_setup_hw_settings(dev);
@@ -1083,7 +1089,6 @@ static int ene_probe(struct pnp_dev *pnp_dev, const struct pnp_device_id *id)
         if (error < 0)
                 goto error;
 
-        dev->rdev = rdev;
         ene_notice("driver has been succesfully loaded");
         return 0;
 error: