powerpc/pseries: Checking for pdn->parent is redundant
authorNishanth Aravamudan <nacc@us.ibm.com>
Tue, 26 Oct 2010 17:35:14 +0000 (17:35 +0000)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Thu, 9 Dec 2010 04:17:50 +0000 (15:17 +1100)
commitf4133236d6473072b5982c1182991eade6ff5bae
treefda913b77f0a4567c122d1721d63a1232088f53a
parent7372cfb88f71ed975c8588d1ca5ecc8bb9ec7c7b
powerpc/pseries: Checking for pdn->parent is redundant

The device tree root is never a pci bus, and will not have a
PCI_DN(pdn), so the check for PCI_DN added in
650f7b3b2f0ead0673e90452cf3dedde97c537ba makes the check for pdn->parent
redundant and it can be removed.

Signed-off-by: Milton Miller <miltonm@bga.com>
Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
arch/powerpc/platforms/pseries/iommu.c