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authorWolfram Sang <w.sang@pengutronix.de>2010-03-20 15:12:54 +0100
committerSamuel Ortiz <sameo@linux.intel.com>2010-05-28 01:37:28 +0200
commitf322d5f0097333343bfd92b47258ee997c889263 (patch)
treed6f0d4b0e0f6e6a8fa778a73c740916ca5616dd2 /drivers/mfd/da903x.c
parentd84027bc4d176a0c06e8f62a9f7a002bdd444012 (diff)
downloadop-kernel-dev-f322d5f0097333343bfd92b47258ee997c889263.zip
op-kernel-dev-f322d5f0097333343bfd92b47258ee997c889263.tar.gz
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/da903x.c')
-rw-r--r--drivers/mfd/da903x.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mfd/da903x.c b/drivers/mfd/da903x.c
index 67181b1..3ad915d 100644
--- a/drivers/mfd/da903x.c
+++ b/drivers/mfd/da903x.c
@@ -544,6 +544,7 @@ static int __devexit da903x_remove(struct i2c_client *client)
struct da903x_chip *chip = i2c_get_clientdata(client);
da903x_remove_subdevs(chip);
+ i2c_set_clientdata(client, NULL);
kfree(chip);
return 0;
}
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