staging: dt3155v4l: pci_iomap returns a void __iomem * not a void *

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Mauro Carvalho Chehab <mchehab@redhat.com>
Cc: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/dt3155v4l/dt3155v4l.h

@@ -204,7 +204,7 @@ struct dt3155_priv {
 	spinlock_t lock;
 	unsigned int field_count;
 	struct dt3155_stats stats;
-	void *regs;
+	void __iomem *regs;
 	int users;
 	u8 csr2, config;
 };