sparse output following warnings.
mm/memory.c:2936:8: warning: incorrect type in assignment (different address spaces)
mm/memory.c:2936:8:    expected void *maddr
mm/memory.c:2936:8:    got void [noderef] <asn:2>
cleanup here.
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 {
        resource_size_t phys_addr;
        unsigned long prot = 0;
-       void *maddr;
+       void __iomem *maddr;
        int offset = addr & (PAGE_SIZE-1);
 
        if (follow_phys(vma, addr, write, &prot, &phys_addr))