Thanks for catching this! This patch applies cleanly to the
trusted/encrypted patch set posted today.
thanks,
Acked-by: Mimi Zohar <zo...@us.ibm.com>
On Thu, 2010-10-07 at 14:30 +0200, Roberto Sassu wrote:
> This patch frees the payload at the end of the instantiate
> method of both trusted and encrypted key types if an error occurs.
>
> Signed-off-by: Roberto Sassu <roberto.sa...@polito.it>
> ---
> security/keys/encrypted_defined.c | 6 ++++++
> security/keys/trusted_defined.c | 4 ++++
> 2 files changed, 10 insertions(+), 0 deletions(-)
>
> diff --git a/security/keys/encrypted_defined.c
> b/security/keys/encrypted_defined.c
> index 54c0f0f..8426e66 100644
> --- a/security/keys/encrypted_defined.c
> +++ b/security/keys/encrypted_defined.c
> @@ -624,7 +624,13 @@ static int encrypted_instantiate(struct key *key, const
> void *data,
> }
> ret = encrypted_init(epayload, master_desc, decrypted_datalen,
> hex_encoded_iv, hex_encoded_data);
> + if (ret)
> + goto out_free_epayload;
> +
> rcu_assign_pointer(key->payload.data, epayload);
> +out_free_epayload:
> + if (ret)
> + kfree(epayload);
> out:
> kfree(datablob);
> return ret > 0 ? -EINVAL : ret;
> diff --git a/security/keys/trusted_defined.c b/security/keys/trusted_defined.c
> index aedad16..ab7c7f9 100644
> --- a/security/keys/trusted_defined.c
> +++ b/security/keys/trusted_defined.c
> @@ -848,6 +848,10 @@ static int trusted_instantiate(struct key *key, const
> void *data,
> out:
> if (!ret)
> rcu_assign_pointer(key->payload.data, p);
> + else {
> + if (p)
> + kfree(p);
> + }
> kfree(datablob);
> return ret;
> }
--
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