iommu/omap: Fix the permissions on nr_tlb_entries

The permissions on the debugfs entry "nr_tlb_entries" should
have been octal, not decimal, so fix it.

Signed-off-by: Suman Anna <s-anna@ti.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

drivers/iommu/omap-iommu-debug.c

@@ -256,7 +256,7 @@ static int iommu_debug_register(struct device *dev, void *data)
 		goto nomem;
 	parent = d;
 
-	d = debugfs_create_u8("nr_tlb_entries", 400, parent,
+	d = debugfs_create_u8("nr_tlb_entries", 0400, parent,
 			      (u8 *)&obj->nr_tlb_entries);
 	if (!d)
 		goto nomem;