diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
index 2f58ca1..be8228e 100644
--- a/include/linux/sysfs.h
+++ b/include/linux/sysfs.h
@@ -64,8 +64,10 @@
 	struct attribute	attr;
 	size_t			size;
 	void			*private;
-	ssize_t (*read)(struct kobject *, char *, loff_t, size_t);
-	ssize_t (*write)(struct kobject *, char *, loff_t, size_t);
+	ssize_t (*read)(struct kobject *, struct bin_attribute *,
+			char *, loff_t, size_t);
+	ssize_t (*write)(struct kobject *, struct bin_attribute *,
+			 char *, loff_t, size_t);
 	int (*mmap)(struct kobject *, struct bin_attribute *attr,
 		    struct vm_area_struct *vma);
 };