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authorWolfram Sang <w.sang@pengutronix.de>2010-03-20 17:12:54 +0300
committerSamuel Ortiz <sameo@linux.intel.com>2010-05-28 03:37:28 +0400
commitf322d5f0097333343bfd92b47258ee997c889263 (patch)
treed6f0d4b0e0f6e6a8fa778a73c740916ca5616dd2 /drivers/mfd/88pm860x-i2c.c
parentd84027bc4d176a0c06e8f62a9f7a002bdd444012 (diff)
downloadlinux-f322d5f0097333343bfd92b47258ee997c889263.tar.xz
mfd: Fix dangling 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> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/mfd/88pm860x-i2c.c')
-rw-r--r--drivers/mfd/88pm860x-i2c.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mfd/88pm860x-i2c.c b/drivers/mfd/88pm860x-i2c.c
index 4a6e7186334e..b0bade1881d4 100644
--- a/drivers/mfd/88pm860x-i2c.c
+++ b/drivers/mfd/88pm860x-i2c.c
@@ -202,6 +202,7 @@ static int __devexit pm860x_remove(struct i2c_client *client)
i2c_unregister_device(chip->companion);
i2c_set_clientdata(chip->companion, NULL);
i2c_set_clientdata(chip->client, NULL);
+ i2c_set_clientdata(client, NULL);
kfree(chip);
return 0;
}