Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 6d1b9cc9 authored by Joerg Roedel's avatar Joerg Roedel
Browse files

iommu/vt-d: Remove dead code in device_notifier 



This code only runs when action == BUS_NOTIFY_REMOVED_DEVICE,
so it can't be BUS_NOTIFY_DEL_DEVICE.

Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
parent 62c22167

drivers/iommu/intel-iommu.c

+0 −8
Original line number Diff line number Diff line
@@ -4029,14 +4029,6 @@ static int device_notifier(struct notifier_block *nb, 
	if (action != BUS_NOTIFY_REMOVED_DEVICE)

		return 0;



	/*

	 * If the device is still attached to a device driver we can't

	 * tear down the domain yet as DMA mappings may still be in use.

	 * Wait for the BUS_NOTIFY_UNBOUND_DRIVER event to do that.

	 */

	if (action == BUS_NOTIFY_DEL_DEVICE && dev->driver != NULL)

		return 0;



	domain = find_domain(dev);

	if (!domain)

		return 0;