[PATCH] staging: erofs: fix potential double iput in erofs_read_super()

[Chao Yu]

On 2019/1/23 14:12, Chengguang Xu wrote:
> Some error cases like failing from d_make_root() will
> cause double iput because d_make_root() also does iput
> in its error path.
> 
> Signed-off-by: Chengguang Xu <cgxu519 at gmx.com>

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

Thanks,