Both patches applied, thanks.
Mikulas
On Wed, 18 Sep 2024, Markus Elfring wrote:
> From: Markus Elfring <elfr...@users.sourceforge.net>
> Date: Wed, 18 Sep 2024 15:34:45 +0200
>
> Add a jump target so that a bit of exception handling can be better reused
> at the end of this function implementation.
>
> Signed-off-by: Markus Elfring <elfr...@users.sourceforge.net>
> ---
> drivers/md/dm-crypt.c | 24 ++++++++++++------------
> 1 file changed, 12 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
> index dae2fe3cb182..3d2247cfd42b 100644
> --- a/drivers/md/dm-crypt.c
> +++ b/drivers/md/dm-crypt.c
> @@ -2614,8 +2614,8 @@ static int crypt_set_keyring_key(struct crypt_config
> *cc, const char *key_string
>
> key = request_key(type, key_desc + 1, NULL);
> if (IS_ERR(key)) {
> - kfree_sensitive(new_key_string);
> - return PTR_ERR(key);
> + ret = PTR_ERR(key);
> + goto free_new_key_string;
> }
>
> down_read(&key->sem);
> @@ -2623,23 +2623,23 @@ static int crypt_set_keyring_key(struct crypt_config
> *cc, const char *key_string
> ret = set_key(cc, key);
> up_read(&key->sem);
> key_put(key);
> - if (ret < 0) {
> - kfree_sensitive(new_key_string);
> - return ret;
> - }
> + if (ret < 0)
> + goto free_new_key_string;
>
> /* clear the flag since following operations may invalidate previously
> valid key */
> clear_bit(DM_CRYPT_KEY_VALID, &cc->flags);
>
> ret = crypt_setkey(cc);
> + if (ret)
> + goto free_new_key_string;
>
> - if (!ret) {
> - set_bit(DM_CRYPT_KEY_VALID, &cc->flags);
> - kfree_sensitive(cc->key_string);
> - cc->key_string = new_key_string;
> - } else
> - kfree_sensitive(new_key_string);
> + set_bit(DM_CRYPT_KEY_VALID, &cc->flags);
> + kfree_sensitive(cc->key_string);
> + cc->key_string = new_key_string;
> + return 0;
>
> +free_new_key_string:
> + kfree_sensitive(new_key_string);
> return ret;
> }
>
> --
> 2.46.0
>
