diff options
| author | Lad, Prabhakar <prabhakar.lad@ti.com> | 2013-01-03 13:46:43 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2013-02-05 17:08:04 +0100 |
| commit | f3e8e4f1c039b13644f06c74cc5507bebc41da69 (patch) | |
| tree | 1b5f65c6e1623388527c427c395c686f3a175e1b | |
| parent | [media] ths7303: use devm_kzalloc() instead of kzalloc() (diff) | |
| download | linux-f3e8e4f1c039b13644f06c74cc5507bebc41da69.tar.xz linux-f3e8e4f1c039b13644f06c74cc5507bebc41da69.zip | |
[media] tvp7002: use devm_kzalloc() instead of kzalloc()
I2C drivers can use devm_kzalloc() too in their .probe() methods. Doing so
simplifies their clean up paths.
Signed-off-by: Lad, Prabhakar <prabhakar.lad@ti.com>
Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| -rw-r--r-- | drivers/media/i2c/tvp7002.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/media/i2c/tvp7002.c b/drivers/media/i2c/tvp7002.c index fb6a5b57eb83..537f6b4d4918 100644 --- a/drivers/media/i2c/tvp7002.c +++ b/drivers/media/i2c/tvp7002.c @@ -1036,7 +1036,7 @@ static int tvp7002_probe(struct i2c_client *c, const struct i2c_device_id *id) return -ENODEV; } - device = kzalloc(sizeof(struct tvp7002), GFP_KERNEL); + device = devm_kzalloc(&c->dev, sizeof(struct tvp7002), GFP_KERNEL); if (!device) return -ENOMEM; @@ -1052,7 +1052,7 @@ static int tvp7002_probe(struct i2c_client *c, const struct i2c_device_id *id) error = tvp7002_read(sd, TVP7002_CHIP_REV, &revision); if (error < 0) - goto found_error; + return error; /* Get revision number */ v4l2_info(sd, "Rev. %02x detected.\n", revision); @@ -1063,21 +1063,21 @@ static int tvp7002_probe(struct i2c_client *c, const struct i2c_device_id *id) error = tvp7002_write_inittab(sd, tvp7002_init_default); if (error < 0) - goto found_error; + return error; /* Set polarity information after registers have been set */ polarity_a = 0x20 | device->pdata->hs_polarity << 5 | device->pdata->vs_polarity << 2; error = tvp7002_write(sd, TVP7002_SYNC_CTL_1, polarity_a); if (error < 0) - goto found_error; + return error; polarity_b = 0x01 | device->pdata->fid_polarity << 2 | device->pdata->sog_polarity << 1 | device->pdata->clk_polarity; error = tvp7002_write(sd, TVP7002_MISC_CTL_3, polarity_b); if (error < 0) - goto found_error; + return error; /* Set registers according to default video mode */ preset.preset = device->current_preset->preset; @@ -1091,16 +1091,11 @@ static int tvp7002_probe(struct i2c_client *c, const struct i2c_device_id *id) int err = device->hdl.error; v4l2_ctrl_handler_free(&device->hdl); - kfree(device); return err; } v4l2_ctrl_handler_setup(&device->hdl); -found_error: - if (error < 0) - kfree(device); - - return error; + return 0; } /* @@ -1120,7 +1115,6 @@ static int tvp7002_remove(struct i2c_client *c) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&device->hdl); - kfree(device); return 0; } |