Re: [PATCH] ocfs2: remove redundant assignment to variable free_space

From: Joseph Qi
Date: Wed Jan 12 2022 - 21:18:27 EST




On 1/13/22 7:04 AM, Colin Ian King wrote:
> Variable free_space is being initialized with a value that is not read,
> it is being re-assigned later in the two paths of an if statement. The
> early initialization is redundant and can be removed.
>
> Signed-off-by: Colin Ian King <colin.i.king@xxxxxxxxx>

Acked-by: Joseph Qi <joseph.qi@xxxxxxxxxxxxxxxxx>
> ---
> fs/ocfs2/dir.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/ocfs2/dir.c b/fs/ocfs2/dir.c
> index bd8d534f11cb..f2cc1ff29e6d 100644
> --- a/fs/ocfs2/dir.c
> +++ b/fs/ocfs2/dir.c
> @@ -3343,7 +3343,7 @@ static int ocfs2_find_dir_space_id(struct inode *dir, struct buffer_head *di_bh,
> struct ocfs2_dir_entry *de, *last_de = NULL;
> char *de_buf, *limit;
> unsigned long offset = 0;
> - unsigned int rec_len, new_rec_len, free_space = dir->i_sb->s_blocksize;
> + unsigned int rec_len, new_rec_len, free_space;
>
> /*
> * This calculates how many free bytes we'd have in block zero, should