Re: [PATCH 1/1] fs-jbd: Deletion of an unnecessary check before the function call "iput"

[Jan Kara]

On Sun 16-11-14 23:40:18, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Sun, 16 Nov 2014 23:23:19 +0100
> 
> The iput() function tests whether its argument is NULL and then
> returns immediately. Thus the test around the call is not needed.
> 
> This issue was detected by using the Coccinelle software.
> 
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
>  fs/jbd/journal.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
  Thanks. Merged into my tree.

								Honza

> 
> diff --git a/fs/jbd/journal.c b/fs/jbd/journal.c
> index 06fe11e..32fe03e 100644
> --- a/fs/jbd/journal.c
> +++ b/fs/jbd/journal.c
> @@ -1373,8 +1373,7 @@ int journal_destroy(journal_t *journal)
>  	}
>  	mutex_unlock(&journal->j_checkpoint_mutex);
>  
> -	if (journal->j_inode)
> -		iput(journal->j_inode);
> +	iput(journal->j_inode);
>  	if (journal->j_revoke)
>  		journal_destroy_revoke(journal);
>  	kfree(journal->j_wbuf);
> -- 
> 2.1.3
> 
> 
-- 
Jan Kara <jack@xxxxxxx>
SUSE Labs, CR
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