This patch fix the following build problem:
  CC      arch/arm/mach-omap2/pm.o
arch/arm/mach-omap2/pm.c: In function 'omap2_pm_init':
arch/arm/mach-omap2/pm.c:840: warning: passing argument 2 of 'sysfs_create_file' from incompatible pointer type
Signed-off-by: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
Signed-off-by: Tony Lindgren <tony@atomide.com>
        suspend_set_ops(&omap_pm_ops);
        pm_idle = omap2_pm_idle;
 
-       error = sysfs_create_file(power_kobj, &sleep_while_idle_attr);
+       error = sysfs_create_file(power_kobj, &sleep_while_idle_attr.attr);
        if (error)
                printk(KERN_ERR "sysfs_create_file failed: %d\n", error);