On Tue, Jul 16, 2013 at 3:03 PM, Younger Liu <younger.liu@xxxxxxxxxx> wrote:
>
> In get_mapping_page(), after calling find_or_create_page(),
> the return value should be checked.
>
> Signed-off-by: Younger Liu <younger.liu@xxxxxxxxxx>
Thanks applied.
Regards,
Prasad
> ---
> fs/logfs/segment.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/fs/logfs/segment.c b/fs/logfs/segment.c
> index 038da09..2641e94 100644
> --- a/fs/logfs/segment.c
> +++ b/fs/logfs/segment.c
> @@ -62,7 +62,8 @@ static struct page *get_mapping_page(struct super_block
> *sb, pgoff_t index,
> page = read_cache_page(mapping, index, filler, sb);
> else {
> page = find_or_create_page(mapping, index, GFP_NOFS);
> - unlock_page(page);
> + if(page)
> + unlock_page(page);
> }
> return page;
> }
> -- 1.7.9.7
>
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