refs #4910 fixed dynamic memory leak in hmac functionality

davidnich · davidnich · commit abc75f289359 · 2024-09-26T15:00:04.000+02:00
diff --git a/lib/ql_crypto.qpp b/lib/ql_crypto.qpp
@@ -235,6 +235,7 @@ int HMACHelper::doHMAC(const char* err, const char* digest, const char* ptr, siz
         xsink->raiseException(err, "error creating MAC context for MAC '%s'", digest);
         return -1;
     }
+    ON_BLOCK_EXIT(EVP_MAC_CTX_free, ctx);
     OSSL_PARAM params[2];
     params[0] = OSSL_PARAM_construct_utf8_string("digest", (char*)digest, 0);
     params[1] = OSSL_PARAM_construct_end();

Original file line number	Diff line number	Diff line change
`@@ -235,6 +235,7 @@ int HMACHelper::doHMAC(const char* err, const char* digest, const char* ptr, siz`
`235`	`235`	`xsink->raiseException(err, "error creating MAC context for MAC '%s'", digest);`
`236`	`236`	`return -1;`
`237`	`237`	`}`
	`238`	`+ ON_BLOCK_EXIT(EVP_MAC_CTX_free, ctx);`
`238`	`239`	`OSSL_PARAM params[2];`
`239`	`240`	`params[0] = OSSL_PARAM_construct_utf8_string("digest", (char*)digest, 0);`
`240`	`241`	`params[1] = OSSL_PARAM_construct_end();`