Re: [PATCH] ubi: remove dead code in validate_vid_hdr()
From: Richard Weinberger
Date: Sun Dec 20 2020 - 23:27:24 EST
On Sat, Dec 19, 2020 at 1:52 PM Jubin Zhong <zhongjubin@xxxxxxxxxx> wrote:
>
> data_size is already checked against zero when vol_type matches
> UBI_VID_STATIC. Remove the following dead code.
>
> Signed-off-by: Jubin Zhong <zhongjubin@xxxxxxxxxx>
> ---
> drivers/mtd/ubi/io.c | 7 +------
> 1 file changed, 1 insertion(+), 6 deletions(-)
>
> diff --git a/drivers/mtd/ubi/io.c b/drivers/mtd/ubi/io.c
> index 2f3312c..8a7306c 100644
> --- a/drivers/mtd/ubi/io.c
> +++ b/drivers/mtd/ubi/io.c
> @@ -913,12 +913,7 @@ static int validate_vid_hdr(const struct ubi_device *ubi,
> ubi_err(ubi, "bad data_size");
> goto bad;
> }
> - } else if (lnum == used_ebs - 1) {
> - if (data_size == 0) {
> - ubi_err(ubi, "bad data_size at last LEB");
> - goto bad;
> - }
> - } else {
> + } else if (lnum > used_ebs - 1) {
> ubi_err(ubi, "too high lnum");
> goto bad;
> }
> --
Looks good, applied to my 5.12 queue!
--
Thanks,
//richard