[PATCH 4/8] erofs: tidy up z_erofs_do_read_page()

[Chao Yu]

On 2023/8/17 16:28, Gao Xiang wrote:
>   - Fix a typo: spiltted => split;
> 
>   - Move !EROFS_MAP_MAPPED and EROFS_MAP_FRAGMENT upwards;
> 
>   - Increase `split` in advance to avoid unnecessary repeat.
> 
> Signed-off-by: Gao Xiang <hsiangkao at linux.alibaba.com>

Reviewed-by: Chao Yu <chao at kernel.org>

Thanks,