diff options
| author | Shane Lontis <shane.lontis@oracle.com> | 2020-08-11 17:09:18 +1000 |
|---|---|---|
| committer | Shane Lontis <shane.lontis@oracle.com> | 2020-08-24 11:19:28 +1000 |
| commit | 825ccf515528f289ae3dfe3b34d6252c4764069a (patch) | |
| tree | 3c752f1a89ce3983f0a664adb1ff1043d509231a /crypto/evp | |
| parent | 10ead93897ab48233d66cc40bfdc146d6c95c4a7 (diff) | |
Fix coverity CID #1454638 - Dereference after NULL check in EVP_MD_CTX_gettable_params()
Reviewed-by: Tomas Mraz <tmraz@fedoraproject.org>
(Merged from https://github.com/openssl/openssl/pull/12628)
Diffstat (limited to 'crypto/evp')
| -rw-r--r-- | crypto/evp/digest.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/crypto/evp/digest.c b/crypto/evp/digest.c index 7caab8a5f7..f5ec573828 100644 --- a/crypto/evp/digest.c +++ b/crypto/evp/digest.c @@ -671,8 +671,10 @@ const OSSL_PARAM *EVP_MD_CTX_gettable_params(EVP_MD_CTX *ctx) { EVP_PKEY_CTX *pctx; - if (ctx != NULL - && ctx->digest != NULL + if (ctx == NULL) + return NULL; + + if (ctx->digest != NULL && ctx->digest->gettable_ctx_params != NULL) return ctx->digest->gettable_ctx_params( ossl_provider_ctx(EVP_MD_provider(ctx->digest))); |