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authorGrant Likely <grant.likely@secretlab.ca>2012-06-15 11:50:25 -0600
committerRob Herring <rob.herring@calxeda.com>2012-07-06 07:16:34 -0500
commit74a7f08448adea6cb47cd9b260c98ff168117e92 (patch)
treedf2ce1ae517e390d1049e01c1428a4b31fd689cc /arch/powerpc/platforms/cell
parent1af4c7f18a442771d86d496c761e9816349f98c9 (diff)
downloadop-kernel-dev-74a7f08448adea6cb47cd9b260c98ff168117e92.zip
op-kernel-dev-74a7f08448adea6cb47cd9b260c98ff168117e92.tar.gz
devicetree: add helper inline for retrieving a node's full name
The pattern (np ? np->full_name : "<none>") is rather common in the kernel, but can also make for quite long lines. This patch adds a new inline function, of_node_full_name() so that the test for a valid node pointer doesn't need to be open coded at all call sites. Signed-off-by: Grant Likely <grant.likely@secretlab.ca> Cc: Paul Mundt <lethal@linux-sh.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Diffstat (limited to 'arch/powerpc/platforms/cell')
-rw-r--r--arch/powerpc/platforms/cell/iommu.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c
index b9f509a..b673200 100644
--- a/arch/powerpc/platforms/cell/iommu.c
+++ b/arch/powerpc/platforms/cell/iommu.c
@@ -552,8 +552,7 @@ static struct iommu_table *cell_get_iommu_table(struct device *dev)
iommu = cell_iommu_for_node(dev_to_node(dev));
if (iommu == NULL || list_empty(&iommu->windows)) {
printk(KERN_ERR "iommu: missing iommu for %s (node %d)\n",
- dev->of_node ? dev->of_node->full_name : "?",
- dev_to_node(dev));
+ of_node_full_name(dev->of_node), dev_to_node(dev));
return NULL;
}
window = list_entry(iommu->windows.next, struct iommu_window, list);
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