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Coverity 1522032: use after free

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Fix use after free error.

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
Reviewed-by: Tom Cosgrove <tom.cosgrove@arm.com>
(Merged from https://github.com/openssl/openssl/pull/20528)
This commit is contained in:
Pauli 2023-03-17 12:11:16 +11:00
parent c9c99018a8
commit 7c45b7cbb0
1 changed files with 2 additions and 2 deletions
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4
providers/implementations/kdfs/argon2.c
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@ -1033,10 +1033,11 @@ static int kdf_argon2_derive(void *vctx, unsigned char *out, size_t outlen,
ctx->md = EVP_MD_fetch(ctx->libctx, "blake2b512", ctx->propq);
if (ctx->md == NULL) {
EVP_MAC_free(ctx->mac);
OPENSSL_free(ctx);
ERR_raise_data(ERR_LIB_PROV, PROV_R_MISSING_MESSAGE_DIGEST,
"canot fetch blake2b512");
goto fail1;
return 0;
}
if (ctx->salt == NULL || ctx->saltlen == 0) {
@ -1135,7 +1136,6 @@ fail3:
fail2:
EVP_MD_free(ctx->md);
fail1:
EVP_MAC_free(ctx->mac);
return 0;