[POWERPC] Remove warning in arch/powerpc/kernel/sysfs.c

Fixes:

arch/powerpc/kernel/sysfs.c: In function 'cpu_add_sysdev_attr_group':
arch/powerpc/kernel/sysfs.c:388: warning: ignoring return value of
	'sysfs_create_group', declared with attribute warn_unused_result

Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Paul Mackerras <paulus@samba.org>

diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c
index d7835ba..25d9a96 100644 (file)
--- a/arch/powerpc/kernel/sysfs.c
+++ b/arch/powerpc/kernel/sysfs.c
@@ -440,12 +440,14 @@ int cpu_add_sysdev_attr_group(struct attribute_group *attrs)
 {
        int cpu;
        struct sys_device *sysdev;
+       int ret;
 
        mutex_lock(&cpu_mutex);
 
        for_each_possible_cpu(cpu) {
                sysdev = get_cpu_sysdev(cpu);
-               sysfs_create_group(&sysdev->kobj, attrs);
+               ret = sysfs_create_group(&sysdev->kobj, attrs);
+               WARN_ON(ret != 0);
        }
 
        mutex_unlock(&cpu_mutex);