[PATCH] fix iomem annotations in dart_iommu

it's int __iomem *, not int * __iomem...
Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk>

arch/powerpc/sysdev/dart_iommu.c

@@ -59,7 +59,7 @@ static unsigned long dart_tablesize;
 static u32 *dart_vbase;
 
 /* Mapped base address for the dart */
-static unsigned int *__iomem dart;
+static unsigned int __iomem *dart;
 
 /* Dummy val that entries are set to when unused */
 static unsigned int dart_emptyval;