[media] media: i2c: Convert to devm_kzalloc()

Using the managed function the kfree() calls can be removed from the
probe error path and the remove handler.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Acked-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Acked-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Benoît Thébaudeau <benoit.thebaudeau@advansee.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 1 insertions, 3 deletions

diff --git a/drivers/media/i2c/saa7191.c b/drivers/media/i2c/saa7191.c
index d7d1670e0ca3..84f7899a4044 100644
--- a/drivers/media/i2c/saa7191.c
+++ b/drivers/media/i2c/saa7191.c
@@ -605,7 +605,7 @@ static int saa7191_probe(struct i2c_client *client,
         v4l_info(client, "chip found @ 0x%x (%s)\n",
                         client->addr << 1, client->adapter->name);
 
-        decoder = kzalloc(sizeof(*decoder), GFP_KERNEL);
+        decoder = devm_kzalloc(&client->dev, sizeof(*decoder), GFP_KERNEL);
         if (!decoder)
                 return -ENOMEM;
 
@@ -615,7 +615,6 @@ static int saa7191_probe(struct i2c_client *client,
         err = saa7191_write_block(sd, sizeof(initseq), initseq);
         if (err) {
                 printk(KERN_ERR "SAA7191 initialization failed\n");
-                kfree(decoder);
                 return err;
         }
 
@@ -636,7 +635,6 @@ static int saa7191_remove(struct i2c_client *client)
         struct v4l2_subdev *sd = i2c_get_clientdata(client);
 
         v4l2_device_unregister_subdev(sd);
-        kfree(to_saa7191(sd));
         return 0;
 }