[PATCH] tvp7002: use devm_kzalloc() instead of kzalloc()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



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@xxxxxx>
Signed-off-by: Manjunath Hadli <manjunath.hadli@xxxxxx>
---
 drivers/media/i2c/tvp7002.c |   10 ++--------
 1 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/drivers/media/i2c/tvp7002.c b/drivers/media/i2c/tvp7002.c
index fb6a5b5..2d4c86e 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;
@@ -1088,17 +1088,12 @@ static int tvp7002_probe(struct i2c_client *c, const struct i2c_device_id *id)
 			V4L2_CID_GAIN, 0, 255, 1, 0);
 	sd->ctrl_handler = &device->hdl;
 	if (device->hdl.error) {
-		int err = device->hdl.error;
-
 		v4l2_ctrl_handler_free(&device->hdl);
-		kfree(device);
-		return err;
+		return device->hdl.error;
 	}
 	v4l2_ctrl_handler_setup(&device->hdl);
 
 found_error:
-	if (error < 0)
-		kfree(device);
 
 	return error;
 }
@@ -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;
 }
 
-- 
1.7.4.1

--
To unsubscribe from this list: send the line "unsubscribe linux-media" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Input]     [Video for Linux]     [Gstreamer Embedded]     [Mplayer Users]     [Linux USB Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [Yosemite Backpacking]
  Powered by Linux