Since 'value' is declared as unsigned long, the following statement is
always false.
	value < 0

So let's remove it.
Reported-by: NHulk Robot <hulkci@huawei.com>
Signed-off-by: NXiongfeng Wang <wangxiongfeng2@huawei.com>
Signed-off-by: NAndy Shevchenko <andriy.shevchenko@linux.intel.com>