From: Lad, Prabhakar <prabhakar.lad@ti.com>
Date: Thu, 3 Jan 2013 13:08:46 +0000 (-0300)
Subject: [media] adv7343: use devm_kzalloc() instead of kzalloc()
X-Git-Tag: next-20130218~80^2~1^2~171
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=c7a857a09f1f00e6cb04c6565c136a9f0018532d;p=karo-tx-linux.git

[media] adv7343: 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>
---

diff --git a/drivers/media/i2c/adv7343.c b/drivers/media/i2c/adv7343.c
index 2b5aa676a84e..432eb5f7a0e5 100644
--- a/drivers/media/i2c/adv7343.c
+++ b/drivers/media/i2c/adv7343.c
@@ -397,7 +397,8 @@ static int adv7343_probe(struct i2c_client *client,
 	v4l_info(client, "chip found @ 0x%x (%s)\n",
 			client->addr << 1, client->adapter->name);
 
-	state = kzalloc(sizeof(struct adv7343_state), GFP_KERNEL);
+	state = devm_kzalloc(&client->dev, sizeof(struct adv7343_state),
+			     GFP_KERNEL);
 	if (state == NULL)
 		return -ENOMEM;
 
@@ -431,16 +432,13 @@ static int adv7343_probe(struct i2c_client *client,
 		int err = state->hdl.error;
 
 		v4l2_ctrl_handler_free(&state->hdl);
-		kfree(state);
 		return err;
 	}
 	v4l2_ctrl_handler_setup(&state->hdl);
 
 	err = adv7343_initialize(&state->sd);
-	if (err) {
+	if (err)
 		v4l2_ctrl_handler_free(&state->hdl);
-		kfree(state);
-	}
 	return err;
 }
 
@@ -451,7 +449,6 @@ static int adv7343_remove(struct i2c_client *client)
 
 	v4l2_device_unregister_subdev(sd);
 	v4l2_ctrl_handler_free(&state->hdl);
-	kfree(state);
 
 	return 0;
 }