Commit ee58cb2b authored Mar 20, 2010 by Wolfram Sang Committed by Greg Kroah-Hartman Apr 30, 2010

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>

parent b36fc07d

drivers/staging/iio/adc/max1363_core.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -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;