But that is not needed anymore ? regards Antti On 12/06/2014 02:25 AM, Benjamin Larsson wrote:
Using this driver with the attach dvb model might trigger a use after free when unloading the driver. With this change the driver will always fail on unload instead of randomly crash depending on if the memory has been reused or not. Signed-off-by: Benjamin Larsson <benjamin@xxxxxxxxxxxx> --- drivers/staging/media/mn88472/mn88472.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/staging/media/mn88472/mn88472.c b/drivers/staging/media/mn88472/mn88472.c index 36ef39b..a9d5f0a 100644 --- a/drivers/staging/media/mn88472/mn88472.c +++ b/drivers/staging/media/mn88472/mn88472.c @@ -489,6 +489,7 @@ static int mn88472_remove(struct i2c_client *client) regmap_exit(dev->regmap[0]); + memset(dev, 0, sizeof(*dev)); kfree(dev); return 0;
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