From: Wolfram Sang <w.sang@pengutronix.de>
Date: Sat, 20 Mar 2010 14:13:00 +0000 (+0100)
Subject: Staging: dream: fix dangling i2c pointers
X-Git-Tag: MMI-PSA29.97-13-9~23841^2^2~431
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=5ff0dd18267efc0e7b0352fe54b74114b58535ae;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git

Staging: dream: fix dangling i2c pointers

Fix I2C-drivers which missed setting clientdata to NULL before freeing the
structure it points to. Also fix drivers which do this _after_ the structure
was freed already.

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/staging/dream/synaptics_i2c_rmi.c b/drivers/staging/dream/synaptics_i2c_rmi.c
index d2ca116a1c25..ae2f72ca7351 100644
--- a/drivers/staging/dream/synaptics_i2c_rmi.c
+++ b/drivers/staging/dream/synaptics_i2c_rmi.c
@@ -535,6 +535,7 @@ err_input_register_device_failed:
 err_input_dev_alloc_failed:
 err_detect_failed:
 err_power_failed:
+	i2c_set_clientdata(client, NULL);
 	kfree(ts);
 err_alloc_data_failed:
 err_check_functionality_failed:
@@ -552,6 +553,7 @@ static int synaptics_ts_remove(struct i2c_client *client)
 	else
 		hrtimer_cancel(&ts->timer);
 	input_unregister_device(ts->input_dev);
+	i2c_set_clientdata(client, NULL);
 	kfree(ts);
 	return 0;
 }