linux-kernel - Aw: [PATCH] power/ds2782: fix clientdata on removal

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Date:	Thu, 1 Apr 2010 13:18:24 +0200 (CEST)
From:	maxmax2010@....de
To:	Wolfram Sang <w.sang@...gutronix.de>
Cc:	linux-kernel@...r.kernel.org, w.sang@...gutronix.de,
	ryan@...ewatersys.com, hverkuil@...all.nl, cbouatmailru@...il.com,
	khali@...ux-fr.org
Subject: Aw: [PATCH] power/ds2782: fix clientdata on removal

Testamtwort


-----Ursprüngliche Nachricht-----
Von: maxmax2010@....de
Gesendet: 01.04.2010 12:27:44
An: linux-i2c@...r.kernel.org
Betreff: [PATCH] power/ds2782: fix clientdata on removal

>Probably due to a copy & paste bug, clientdata was set again to the data
>structure (which is freed immediately afterwards) when it should be
>NULLed. Just remove the calls as the i2c-core does this automatically
>now.
>
>Signed-off-by: Wolfram Sang <w.sang@...gutronix.de>
>Cc: Ryan Mallon <ryan@...ewatersys.com>
>Cc: Hans Verkuil <hverkuil@...all.nl>
>Cc: Anton Vorontsov <cbouatmailru@...il.com>
>Cc: Jean Delvare <khali@...ux-fr.org>
>---
>
>Anton: If it is okay with you, I think this should go via the I2C-tree to
>ensure it comes after the needed modification of the i2c-core.
>
> drivers/power/ds2782_battery.c |    3 ---
> 1 files changed, 0 insertions(+), 3 deletions(-)
>
>diff --git a/drivers/power/ds2782_battery.c b/drivers/power/ds2782_battery.c
>index da14f37..305d463 100644
>--- a/drivers/power/ds2782_battery.c
>+++ b/drivers/power/ds2782_battery.c
>@@ -236,8 +236,6 @@ static int ds2782_battery_remove(struct i2c_client *client)
> 	idr_remove(&battery_id, info->id);
> 	mutex_unlock(&battery_lock);
> 
>-	i2c_set_clientdata(client, info);
>-
> 	kfree(info);
> 	return 0;
> }
>@@ -289,7 +287,6 @@ static int ds2782_battery_probe(struct i2c_client *client,
> fail_register:
> 	kfree(info->battery.name);
> fail_name:
>-	i2c_set_clientdata(client, info);
> 	kfree(info);
> fail_info:
> 	mutex_lock(&battery_lock);
>-- 
>1.7.0
>
>--
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