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path: root/drivers/media/i2c/saa717x.c
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Diffstat (limited to 'drivers/media/i2c/saa717x.c')
-rw-r--r--drivers/media/i2c/saa717x.c16
1 files changed, 1 insertions, 15 deletions
diff --git a/drivers/media/i2c/saa717x.c b/drivers/media/i2c/saa717x.c
index cf3a0aa7e45e..401ca114ab99 100644
--- a/drivers/media/i2c/saa717x.c
+++ b/drivers/media/i2c/saa717x.c
@@ -977,12 +977,6 @@ static int saa717x_s_video_routing(struct v4l2_subdev *sd,
#ifdef CONFIG_VIDEO_ADV_DEBUG
static int saa717x_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
{
- struct i2c_client *client = v4l2_get_subdevdata(sd);
-
- if (!v4l2_chip_match_i2c_client(client, &reg->match))
- return -EINVAL;
- if (!capable(CAP_SYS_ADMIN))
- return -EPERM;
reg->val = saa717x_read(sd, reg->reg);
reg->size = 1;
return 0;
@@ -990,14 +984,9 @@ static int saa717x_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *
static int saa717x_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg)
{
- struct i2c_client *client = v4l2_get_subdevdata(sd);
u16 addr = reg->reg & 0xffff;
u8 val = reg->val & 0xff;
- if (!v4l2_chip_match_i2c_client(client, &reg->match))
- return -EINVAL;
- if (!capable(CAP_SYS_ADMIN))
- return -EPERM;
saa717x_write(sd, addr, val);
return 0;
}
@@ -1262,7 +1251,7 @@ static int saa717x_probe(struct i2c_client *client,
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -EIO;
- decoder = kzalloc(sizeof(struct saa717x_state), GFP_KERNEL);
+ decoder = devm_kzalloc(&client->dev, sizeof(*decoder), GFP_KERNEL);
if (decoder == NULL)
return -ENOMEM;
@@ -1276,7 +1265,6 @@ static int saa717x_probe(struct i2c_client *client,
id = saa717x_read(sd, 0x5a0);
if (id != 0xc2 && id != 0x32 && id != 0xf2 && id != 0x6c) {
v4l2_dbg(1, debug, sd, "saa717x not found (id=%02x)\n", id);
- kfree(decoder);
return -ENODEV;
}
if (id == 0xc2)
@@ -1316,7 +1304,6 @@ static int saa717x_probe(struct i2c_client *client,
int err = hdl->error;
v4l2_ctrl_handler_free(hdl);
- kfree(decoder);
return err;
}
@@ -1353,7 +1340,6 @@ static int saa717x_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(sd->ctrl_handler);
- kfree(to_state(sd));
return 0;
}