[PATCH 3/6] staging: erofs: add two missing erofs_workgroup_put for corrupted images

[Chao Yu]

On 2019-8-19 18:34, Gao Xiang wrote:
> As reported by erofs-utils fuzzer, these error handling
> path will be entered to handle corrupted images.
> 
> Lack of erofs_workgroup_puts will cause unmounting
> unsuccessfully.
> 
> Fix these return values to EFSCORRUPTED as well.
> 
> Fixes: 3883a79abd02 ("staging: erofs: introduce VLE decompression support")
> Cc: <stable at vger.kernel.org> # 4.19+
> Signed-off-by: Gao Xiang <gaoxiang25 at huawei.com>

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

Thanks,