On 2017/2/28 20:32, Yunlei He wrote:
> This patch fix a error return value in truncate_partial_data_page
> 
> Signed-off-by: Yunlei He <heyun...@huawei.com>
> ---
>  fs/f2fs/file.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
> index c6ca00c..c186d75 100644
> --- a/fs/f2fs/file.c
> +++ b/fs/f2fs/file.c
> @@ -529,7 +529,7 @@ static int truncate_partial_data_page(struct inode 
> *inode, u64 from,
>  
>       page = get_lock_data_page(inode, index, true);
>       if (IS_ERR(page))
> -             return 0;
> +             return page;

return PTR_ERR(page);

Thanks,

>  truncate_out:
>       f2fs_wait_on_page_writeback(page, DATA, true);
>       zero_user(page, offset, PAGE_SIZE - offset);
> 


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