sysfs: fix blank line coding style warning

Fixed a coding style issue.
Signed-off-by: Stephen Martin <lockwood@opperline.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

fs/sysfs/file.c

@@ -497,6 +497,7 @@ bool sysfs_remove_file_self(struct kobject *kobj, const struct attribute *attr)
 void sysfs_remove_files(struct kobject *kobj, const struct attribute * const *ptr)
 {
 	int i;
+
 	for (i = 0; ptr[i]; i++)
 		sysfs_remove_file(kobj, ptr[i]);
 }