On Tuesday, 2019-09-03 19:20 Markus Elfring wrote:
> From: Markus Elfring <[email protected]>
> Date: Tue, 3 Sep 2019 19:15:09 +0200
> 
> The brelse() function tests whether its argument is NULL
> and then returns immediately.
> Thus the tests around the shown calls are not needed.
> 
> This issue was detected by using the Coccinelle software.
> 
> Signed-off-by: Markus Elfring <[email protected]>
> ---
>  fs/qnx4/inode.c | 3 +--
>  fs/qnx6/inode.c | 6 ++----
>  2 files changed, 3 insertions(+), 6 deletions(-)
> 
> diff --git a/fs/qnx4/inode.c b/fs/qnx4/inode.c
> index e8da1cde87b9..018a4c657f7c 100644
> --- a/fs/qnx4/inode.c
> +++ b/fs/qnx4/inode.c
> @@ -118,8 +118,7 @@ unsigned long qnx4_block_map( struct inode *inode, long 
> iblock )
>                               bh = NULL;
>                       }
>               }
> -             if ( bh )
> -                     brelse( bh );
> +             brelse(bh);
>       }
> 
>       QNX4DEBUG((KERN_INFO "qnx4: mapping block %ld of inode %ld = 
> %ld\n",iblock,inode->i_ino,block));
> diff --git a/fs/qnx6/inode.c b/fs/qnx6/inode.c
> index 345db56c98fd..083170541add 100644
> --- a/fs/qnx6/inode.c
> +++ b/fs/qnx6/inode.c
> @@ -472,10 +472,8 @@ static int qnx6_fill_super(struct super_block *s, void 
> *data, int silent)
>  out1:
>       iput(sbi->inodes);
>  out:
> -     if (bh1)
> -             brelse(bh1);
> -     if (bh2)
> -             brelse(bh2);
> +     brelse(bh1);
> +     brelse(bh2);
>  outnobh:
>       kfree(qs);
>       s->s_fs_info = NULL;

Acked-by: Anders Larsen <[email protected]>




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