Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 5.4 395/434] KEYS: asymmetric: return ENOMEM if akcipher_request_alloc() fails | Date | Sun, 29 Dec 2019 18:27:28 +0100 |
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From: Eric Biggers <ebiggers@google.com>
commit bea37414453eb08d4ceffeb60a9d490dbc930cea upstream.
No error code was being set on this error path.
Cc: stable@vger.kernel.org Fixes: ad4b1eb5fb33 ("KEYS: asym_tpm: Implement encryption operation [ver #2]") Fixes: c08fed737126 ("KEYS: Implement encrypt, decrypt and sign for software asymmetric key [ver #2]") Reviewed-by: James Morris <jamorris@linux.microsoft.com> Signed-off-by: Eric Biggers <ebiggers@google.com> Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- crypto/asymmetric_keys/asym_tpm.c | 1 + crypto/asymmetric_keys/public_key.c | 1 + 2 files changed, 2 insertions(+)
--- a/crypto/asymmetric_keys/asym_tpm.c +++ b/crypto/asymmetric_keys/asym_tpm.c @@ -486,6 +486,7 @@ static int tpm_key_encrypt(struct tpm_ke if (ret < 0) goto error_free_tfm; + ret = -ENOMEM; req = akcipher_request_alloc(tfm, GFP_KERNEL); if (!req) goto error_free_tfm; --- a/crypto/asymmetric_keys/public_key.c +++ b/crypto/asymmetric_keys/public_key.c @@ -184,6 +184,7 @@ static int software_key_eds_op(struct ke if (IS_ERR(tfm)) return PTR_ERR(tfm); + ret = -ENOMEM; req = akcipher_request_alloc(tfm, GFP_KERNEL); if (!req) goto error_free_tfm;
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