diff options
Diffstat (limited to 'crypto/evp/evp_enc.c')
| -rw-r--r-- | crypto/evp/evp_enc.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/crypto/evp/evp_enc.c b/crypto/evp/evp_enc.c index 0e40f09..be577ba 100644 --- a/crypto/evp/evp_enc.c +++ b/crypto/evp/evp_enc.c @@ -182,6 +182,7 @@ int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher, if (ctx->cipher->ctx_size) { ctx->cipher_data = OPENSSL_malloc(ctx->cipher->ctx_size); if (!ctx->cipher_data) { + ctx->cipher = NULL; EVPerr(EVP_F_EVP_CIPHERINIT_EX, ERR_R_MALLOC_FAILURE); return 0; } @@ -193,6 +194,7 @@ int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher, ctx->flags &= EVP_CIPHER_CTX_FLAG_WRAP_ALLOW; if (ctx->cipher->flags & EVP_CIPH_CTRL_INIT) { if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_INIT, 0, NULL)) { + ctx->cipher = NULL; EVPerr(EVP_F_EVP_CIPHERINIT_EX, EVP_R_INITIALIZATION_ERROR); return 0; } @@ -654,6 +656,7 @@ int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in) if (in->cipher_data && in->cipher->ctx_size) { out->cipher_data = OPENSSL_malloc(in->cipher->ctx_size); if (!out->cipher_data) { + out->cipher = NULL; EVPerr(EVP_F_EVP_CIPHER_CTX_COPY, ERR_R_MALLOC_FAILURE); return 0; } @@ -661,6 +664,10 @@ int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in) } if (in->cipher->flags & EVP_CIPH_CUSTOM_COPY) - return in->cipher->ctrl((EVP_CIPHER_CTX *)in, EVP_CTRL_COPY, 0, out); + if (!in->cipher->ctrl((EVP_CIPHER_CTX *)in, EVP_CTRL_COPY, 0, out)) { + out->cipher = NULL; + EVPerr(EVP_F_EVP_CIPHER_CTX_COPY, EVP_R_INITIALIZATION_ERROR); + return 0; + } return 1; } |