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SubjectRe: [PATCH -next] ubi: eba: Delete useless kfree code
On Wed, Dec 16, 2020 at 2:13 PM Zheng Yongjun <zhengyongjun3@huawei.com> wrote:
>
> The parameter of kfree function is NULL, so kfree code is useless, delete it.
>
> Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
> ---
> drivers/mtd/ubi/eba.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/mtd/ubi/eba.c b/drivers/mtd/ubi/eba.c
> index 0edecfdbd01f..9c2840ffd2e9 100644
> --- a/drivers/mtd/ubi/eba.c
> +++ b/drivers/mtd/ubi/eba.c
> @@ -142,7 +142,6 @@ struct ubi_eba_table *ubi_eba_create_table(struct ubi_volume *vol,
> return tbl;
>
> err:
> - kfree(tbl->entries);
> kfree(tbl);
>
> return ERR_PTR(err);

On Sat, Dec 19, 2020 at 1:52 PM Jubin Zhong <zhongjubin@huawei.com> 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@huawei.com>
> ---
> 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

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