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tpm2: Only call EVP_PKEY_CTX_set0_rsa_oaep_label when label != NULL (OSSL 3)

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EVP_PKEY_CTX_set0_rsa_oaep_label must only be called with label != NULL.

Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
This commit is contained in:
Stefan Berger 2021-09-14 22:23:17 -04:00 committed by Stefan Berger
parent 6b498a20fa
commit de8a3cc6f6
1 changed files with 4 additions and 4 deletions
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8
src/tpm2/crypto/openssl/CryptRsa.c
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@ -1443,11 +1443,11 @@ CryptRsaDecrypt(
if (tmp == NULL)
ERROR_RETURN(TPM_RC_FAILURE);
memcpy(tmp, label->buffer, label->size);
}
if (EVP_PKEY_CTX_set0_rsa_oaep_label(ctx, tmp, label->size) <= 0)
ERROR_RETURN(TPM_RC_FAILURE);
tmp = NULL;
if (EVP_PKEY_CTX_set0_rsa_oaep_label(ctx, tmp, label->size) <= 0)
ERROR_RETURN(TPM_RC_FAILURE);
tmp = NULL;
}
break;
default:
ERROR_RETURN(TPM_RC_SCHEME);