[PATCH for-next 3/5] erofs: get rid of __stagingpage_alloc helper

[Chao Yu]

On 2019/10/8 20:56, Gao Xiang wrote:
> Now open code is much cleaner due to iterative development.
> 
> Signed-off-by: Gao Xiang <gaoxiang25 at huawei.com>

Reviewed-by: Chao Yu <yuchao0 at huawei.com>

Thanks,