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src: check return value of HMAC_Final #42303

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Merged
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Mar 14, 2022
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src: check return value of HMAC_Final #42303

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5 changes: 4 additions & 1 deletion src/crypto/crypto_hmac.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -124,8 +124,11 @@ void Hmac::HmacDigest(const FunctionCallbackInfo<Value>& args) {
unsigned int md_len = 0;

if (hmac->ctx_) {
HMAC_Final(hmac->ctx_.get(), md_value, &md_len);
bool ok = HMAC_Final(hmac->ctx_.get(), md_value, &md_len);
hmac->ctx_.reset();
if (!ok) {
return ThrowCryptoError(env, ERR_get_error(), "Failed to finalize HMAC");
}
}

Local<Value> error;
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