zorro: Use kobj_to_dev()

Use kobj_to_dev() instead of open-coding it.

Signed-off-by: Geliang Tang <geliangtang@163.com>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>

diff --git a/drivers/zorro/zorro-sysfs.c b/drivers/zorro/zorro-sysfs.c
index 36b210f..9282dbf 100644 (file)
--- a/drivers/zorro/zorro-sysfs.c
+++ b/drivers/zorro/zorro-sysfs.c
@@ -65,8 +65,7 @@ static ssize_t zorro_read_config(struct file *filp, struct kobject *kobj,
                                 struct bin_attribute *bin_attr,
                                 char *buf, loff_t off, size_t count)
 {
-       struct zorro_dev *z = to_zorro_dev(container_of(kobj, struct device,
-                                          kobj));
+       struct zorro_dev *z = to_zorro_dev(kobj_to_dev(kobj));
        struct ConfigDev cd;
 
        /* Construct a ConfigDev */