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Commit 28e84ab3 authored by Robert T. Johnson's avatar Robert T. Johnson Committed by David S. Miller
Browse files

atm: [he] limit queries to the device's register space 



From: "Robert T. Johnson" <rtjohnso@eecs.berkeley.edu>
Signed-off-by: default avatarChas Williams <chas@cmf.nrl.navy.mil>
parent 7e903c2a

drivers/atm/he.c

+6 −1
Original line number Diff line number Diff line
@@ -2849,6 +2849,11 @@ he_ioctl(struct atm_dev *atm_dev, unsigned int cmd, void __user *arg) 
			spin_lock_irqsave(&he_dev->global_lock, flags);

			switch (reg.type) {

				case HE_REGTYPE_PCI:

					if (reg.addr < 0 || reg.addr >= HE_REGMAP_SIZE) {

						err = -EINVAL;

						break;

					}



					reg.val = he_readl(he_dev, reg.addr);

					break;

				case HE_REGTYPE_RCM: