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authorTomas Mraz <tomas@openssl.org>2023-09-26 17:39:50 +0200
committerTomas Mraz <tomas@openssl.org>2023-10-05 20:07:41 +0200
commit02ddffc2c9b3a5f27d9d1b393b6c3fa1d97b9eed (patch)
tree29530576d39ecc9d3044d4747ba9bebb43d949b7
parente941f3fcae07f5059a654c392fed4063975c8ea2 (diff)
Optimize out unneeded up_ref/free of EVP_CIPHER
Fixes #22189 Reviewed-by: Matt Caswell <matt@openssl.org> Reviewed-by: Paul Dale <pauli@openssl.org> (Merged from https://github.com/openssl/openssl/pull/22198) (cherry picked from commit 8ed76c62b5d3214e807e684c06efd69c6471c800)
-rw-r--r--crypto/evp/evp_enc.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/crypto/evp/evp_enc.c b/crypto/evp/evp_enc.c
index 0ebfbdaf22..fec889d2fe 100644
--- a/crypto/evp/evp_enc.c
+++ b/crypto/evp/evp_enc.c
@@ -197,7 +197,12 @@ static int evp_cipher_init_internal(EVP_CIPHER_CTX *ctx,
#endif
}
- if (cipher->prov != NULL) {
+ if (!ossl_assert(cipher->prov != NULL)) {
+ ERR_raise(ERR_LIB_EVP, EVP_R_INITIALIZATION_ERROR);
+ return 0;
+ }
+
+ if (cipher != ctx->fetched_cipher) {
if (!EVP_CIPHER_up_ref((EVP_CIPHER *)cipher)) {
ERR_raise(ERR_LIB_EVP, EVP_R_INITIALIZATION_ERROR);
return 0;