From bea37414453eb08d4ceffeb60a9d490dbc930cea Mon Sep 17 00:00:00 2001 From: Eric Biggers Date: Wed, 9 Oct 2019 16:03:49 -0700 Subject: KEYS: asymmetric: return ENOMEM if akcipher_request_alloc() fails 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 Signed-off-by: Eric Biggers Reviewed-by: Jarkko Sakkinen Signed-off-by: Jarkko Sakkinen --- crypto/asymmetric_keys/asym_tpm.c | 1 + crypto/asymmetric_keys/public_key.c | 1 + 2 files changed, 2 insertions(+) (limited to 'crypto/asymmetric_keys') diff --git a/crypto/asymmetric_keys/asym_tpm.c b/crypto/asymmetric_keys/asym_tpm.c index d16d893bd195..378b18b9bc34 100644 --- a/crypto/asymmetric_keys/asym_tpm.c +++ b/crypto/asymmetric_keys/asym_tpm.c @@ -470,6 +470,7 @@ static int tpm_key_encrypt(struct tpm_key *tk, if (ret < 0) goto error_free_tfm; + ret = -ENOMEM; req = akcipher_request_alloc(tfm, GFP_KERNEL); if (!req) goto error_free_tfm; diff --git a/crypto/asymmetric_keys/public_key.c b/crypto/asymmetric_keys/public_key.c index 364b9df9d631..d7f43d4ea925 100644 --- 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 kernel_pkey_params *params, if (IS_ERR(tfm)) return PTR_ERR(tfm); + ret = -ENOMEM; req = akcipher_request_alloc(tfm, GFP_KERNEL); if (!req) goto error_free_tfm; -- cgit v1.2.3-59-g8ed1b