Re: [PATCH 1/1] hfs/hfs+: Deletion of unnecessary checks before the function call "hfs_bnode_put"

[Vyacheslav Dubeyko]

On Mon, 2014-11-17 at 19:19 +0100, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Mon, 17 Nov 2014 19:13:56 +0100
> 
> The hfs_bnode_put() 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.
> 

Thank you. It's the reasonable correction. Looks good for me.

Reviewed-by: Vyacheslav Dubeyko <slava@xxxxxxxxxxx>

Thanks,
Vyacheslav Dubeyko.

> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
>  fs/hfs/bfind.c     | 3 +--
>  fs/hfs/brec.c      | 3 +--
>  fs/hfsplus/bfind.c | 3 +--
>  fs/hfsplus/brec.c  | 3 +--
>  4 files changed, 4 insertions(+), 8 deletions(-)
> 
> diff --git a/fs/hfs/bfind.c b/fs/hfs/bfind.c
> index de69d8a..0e26523 100644
> --- a/fs/hfs/bfind.c
> +++ b/fs/hfs/bfind.c
> @@ -100,8 +100,7 @@ int hfs_brec_find(struct hfs_find_data *fd)
>  	int height, res;
>  
>  	tree = fd->tree;
> -	if (fd->bnode)
> -		hfs_bnode_put(fd->bnode);
> +	hfs_bnode_put(fd->bnode);
>  	fd->bnode = NULL;
>  	nidx = tree->root;
>  	if (!nidx)
> diff --git a/fs/hfs/brec.c b/fs/hfs/brec.c
> index 9f4ee7f..3a52b2c 100644
> --- a/fs/hfs/brec.c
> +++ b/fs/hfs/brec.c
> @@ -272,8 +272,7 @@ static struct hfs_bnode *hfs_bnode_split(struct hfs_find_data *fd)
>  		/* panic? */
>  		hfs_bnode_put(node);
>  		hfs_bnode_put(new_node);
> -		if (next_node)
> -			hfs_bnode_put(next_node);
> +		hfs_bnode_put(next_node);
>  		return ERR_PTR(-ENOSPC);
>  	}
>  
> diff --git a/fs/hfsplus/bfind.c b/fs/hfsplus/bfind.c
> index c1422d9..7be88e3 100644
> --- a/fs/hfsplus/bfind.c
> +++ b/fs/hfsplus/bfind.c
> @@ -171,8 +171,7 @@ int hfs_brec_find(struct hfs_find_data *fd, search_strategy_t do_key_compare)
>  	int height, res;
>  
>  	tree = fd->tree;
> -	if (fd->bnode)
> -		hfs_bnode_put(fd->bnode);
> +	hfs_bnode_put(fd->bnode);
>  	fd->bnode = NULL;
>  	nidx = tree->root;
>  	if (!nidx)
> diff --git a/fs/hfsplus/brec.c b/fs/hfsplus/brec.c
> index 6e560d5..59bab47 100644
> --- a/fs/hfsplus/brec.c
> +++ b/fs/hfsplus/brec.c
> @@ -276,8 +276,7 @@ static struct hfs_bnode *hfs_bnode_split(struct hfs_find_data *fd)
>  		/* panic? */
>  		hfs_bnode_put(node);
>  		hfs_bnode_put(new_node);
> -		if (next_node)
> -			hfs_bnode_put(next_node);
> +		hfs_bnode_put(next_node);
>  		return ERR_PTR(-ENOSPC);
>  	}
>  


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