Re: [OPW kernel] [PATCH v2] btrfs: Remove useless variable in write_ctree_super()

[Josh Triplett <josh@joshtriplett.org>]

On Thu, Oct 31, 2013 at 04:50:42PM +0530, Rashika Kheria wrote:
> The function write_ctree_super() in disk-io.c uses variable ret to return
> the result of function write_all_supers(). Since, this variable serves
> no purpose, hence the patch removes it and returns the call of the
> called function.
> 
> Reviewed-by: Zach Brown <zab@redhat.com>
> Signed-off-by: Rashika Kheria <rashika.kheria@gmail.com>

Reviewed-by: Josh Triplett <josh@joshtriplett.org>

(Also, in general, Reviewed-by should go after Signed-off-by.)

> ---
> 
> This patch fixes the following issues of the previous revision-
> Change Subject line
> 
>  fs/btrfs/disk-io.c |    5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
> 
> diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
> index 25fb77a..cc95d55 100644
> --- a/fs/btrfs/disk-io.c
> +++ b/fs/btrfs/disk-io.c
> @@ -3425,10 +3425,7 @@ static int write_all_supers(struct btrfs_root *root, int max_mirrors)
>  int write_ctree_super(struct btrfs_trans_handle *trans,
>  		      struct btrfs_root *root, int max_mirrors)
>  {
> -	int ret;
> -
> -	ret = write_all_supers(root, max_mirrors);
> -	return ret;
> +	return write_all_supers(root, max_mirrors);
>  }
>  
>  /* Drop a fs root from the radix tree and free it. */
> -- 
> 1.7.9.5
> 
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