atm: he: remove unnecessary pci_set_drvdata()

The driver core clears the driver data to NULL after device_release
or on probe failure. Thus, it is not needed to manually clear the
device driver data to NULL.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/atm/he.c

diff --git a/drivers/atm/he.c b/drivers/atm/he.c
index 8557adc..aa6be26 100644
--- a/drivers/atm/he.c
+++ b/drivers/atm/he.c
@@ -419,7 +419,6 @@
 	atm_dev_deregister(atm_dev);
 	kfree(he_dev);
 
-	pci_set_drvdata(pci_dev, NULL);
 	pci_disable_device(pci_dev);
 }