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| author | Wolfram Sang <w.sang@pengutronix.de> | 2010-03-20 15:13:02 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-04-30 09:30:09 -0700 |
| commit | ee58cb2bcda99ae934176ad5ae66f7699d23cd3d (patch) | |
| tree | a75183e45e26437b644b196d515c6f1a0999442c | |
| parent | b36fc07dc3c742bd704c59d85c8cf12585a00e41 (diff) | |
| download | op-kernel-dev-ee58cb2bcda99ae934176ad5ae66f7699d23cd3d.zip op-kernel-dev-ee58cb2bcda99ae934176ad5ae66f7699d23cd3d.tar.gz | |
Staging: iio: adc: 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: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/staging/iio/adc/max1363_core.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/staging/iio/adc/max1363_core.c b/drivers/staging/iio/adc/max1363_core.c index 790d1cc..773f1d1 100644 --- a/drivers/staging/iio/adc/max1363_core.c +++ b/drivers/staging/iio/adc/max1363_core.c @@ -557,6 +557,7 @@ error_put_reg: if (!IS_ERR(st->reg)) regulator_put(st->reg); error_free_st: + i2c_set_clientdata(client, NULL); kfree(st); error_ret: @@ -574,6 +575,7 @@ static int max1363_remove(struct i2c_client *client) regulator_disable(st->reg); regulator_put(st->reg); } + i2c_set_clientdata(client, NULL); kfree(st); return 0; |
