char: tile-srom: fix build error

This fixes the build error:

drivers/char/tile-srom.c:307:2: warning: missing braces around initializer [-Wmissing-braces]

and the resulting fallout for the missing '*' character, sorry, my
fault...

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/char/tile-srom.c

@@ -303,7 +303,7 @@ static ssize_t page_size_show(struct device *dev,
 }
 static DEVICE_ATTR_RO(page_size);
 
-static struct attribute srom_dev_attrs[] = {
+static struct attribute *srom_dev_attrs[] = {
 	&dev_attr_total_size.attr,
 	&dev_attr_sector_size.attr,
 	&dev_attr_page_size.attr,