Re: [PATCH][next] bcachefs: remove redundant assignment to variable ret

From: Brian Foster
Date: Wed Feb 21 2024 - 08:36:35 EST


On Wed, Feb 21, 2024 at 11:52:03AM +0000, Colin Ian King wrote:
> Variable ret is being assigned a value that is never read, it is
> being re-assigned a couple of statements later on. The assignment
> is redundant and can be removed.
>
> Cleans up clang scan build warning:
> fs/bcachefs/super-io.c:806:2: warning: Value stored to 'ret' is
> never read [deadcode.DeadStores]
>
> Signed-off-by: Colin Ian King <colin.i.king@xxxxxxxxx>
> ---

Reviewed-by: Brian Foster <bfoster@xxxxxxxxxx>

> fs/bcachefs/super-io.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/fs/bcachefs/super-io.c b/fs/bcachefs/super-io.c
> index 110dcb0337ce..c6d590404425 100644
> --- a/fs/bcachefs/super-io.c
> +++ b/fs/bcachefs/super-io.c
> @@ -804,7 +804,6 @@ static int __bch2_read_super(const char *path, struct bch_opts *opts,
> goto err;
> }
>
> - ret = 0;
> sb->have_layout = true;
>
> ret = bch2_sb_validate(sb, &err, READ);
> --
> 2.39.2
>