[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>
diff --git a/drivers/media/i2c/ov7640.c b/drivers/media/i2c/ov7640.c
index b0cc927..5e117ab 100644
--- a/drivers/media/i2c/ov7640.c
+++ b/drivers/media/i2c/ov7640.c
@@ -59,7 +59,7 @@
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -ENODEV;
- sd = kzalloc(sizeof(struct v4l2_subdev), GFP_KERNEL);
+ sd = devm_kzalloc(&client->dev, sizeof(*sd), GFP_KERNEL);
if (sd == NULL)
return -ENOMEM;
v4l2_i2c_subdev_init(sd, client, &ov7640_ops);
@@ -71,7 +71,6 @@
if (write_regs(client, initial_registers) < 0) {
v4l_err(client, "error initializing OV7640\n");
- kfree(sd);
return -ENODEV;
}
@@ -84,7 +83,7 @@
struct v4l2_subdev *sd = i2c_get_clientdata(client);
v4l2_device_unregister_subdev(sd);
- kfree(sd);
+
return 0;
}