Re: [PATCH] ntfs: Deletion of unnecessary checks before the function call "iput"

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> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Sat, 15 Nov 2014 19:35:05 +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/ntfs/super.c | 21 +++++++--------------
>  1 file changed, 7 insertions(+), 14 deletions(-)
> 
> diff --git a/fs/ntfs/super.c b/fs/ntfs/super.c
> index 6c3296e..8f22a47 100644
> --- a/fs/ntfs/super.c
> +++ b/fs/ntfs/super.c
> @@ -2204,17 +2204,12 @@ get_ctx_vol_failed:
>  	return true;
>  #ifdef NTFS_RW
>  iput_usnjrnl_err_out:
> -	if (vol->usnjrnl_j_ino)
> -		iput(vol->usnjrnl_j_ino);
> -	if (vol->usnjrnl_max_ino)
> -		iput(vol->usnjrnl_max_ino);
> -	if (vol->usnjrnl_ino)
> -		iput(vol->usnjrnl_ino);
> +	iput(vol->usnjrnl_j_ino);
> +	iput(vol->usnjrnl_max_ino);
> +	iput(vol->usnjrnl_ino);
>  iput_quota_err_out:
> -	if (vol->quota_q_ino)
> -		iput(vol->quota_q_ino);
> -	if (vol->quota_ino)
> -		iput(vol->quota_ino);
> +	iput(vol->quota_q_ino);
> +	iput(vol->quota_ino);
>  	iput(vol->extend_ino);
>  #endif /* NTFS_RW */
>  iput_sec_err_out:
> @@ -2223,8 +2218,7 @@ iput_root_err_out:
>  	iput(vol->root_ino);
>  iput_logfile_err_out:
>  #ifdef NTFS_RW
> -	if (vol->logfile_ino)
> -		iput(vol->logfile_ino);
> +	iput(vol->logfile_ino);
>  iput_vol_err_out:
>  #endif /* NTFS_RW */
>  	iput(vol->vol_ino);
> @@ -2254,8 +2248,7 @@ iput_mftbmp_err_out:
>  	iput(vol->mftbmp_ino);
>  iput_mirr_err_out:
>  #ifdef NTFS_RW
> -	if (vol->mftmirr_ino)
> -		iput(vol->mftmirr_ino);
> +	iput(vol->mftmirr_ino);
>  #endif /* NTFS_RW */
>  	return false;
>  }
> 

Would you like to integrate this update suggestion
into another source code repository?

Regards,
Markus
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