Use a seperate section for each nested struct member in INIT macro

src/libstrongswan/plugins/aes/aes_crypter.c

@@ -1550,18 +1550,20 @@ aes_crypter_t *aes_crypter_create(encryption_algorithm_t algo, size_t key_size)
 	#endif
 
 	INIT(this,
-		.public.crypter = {
-			.encrypt = _encrypt,
-			.decrypt = _decrypt,
-			.get_block_size = _get_block_size,
-			.get_iv_size = _get_iv_size,
-			.get_key_size = _get_key_size,
-			.set_key = _set_key,
-			.destroy = _destroy,
+		.public = {
+			.crypter = {
+				.encrypt = _encrypt,
+				.decrypt = _decrypt,
+				.get_block_size = _get_block_size,
+				.get_iv_size = _get_iv_size,
+				.get_key_size = _get_key_size,
+				.set_key = _set_key,
+				.destroy = _destroy,
+			},
 		},
 		.key_size = key_size,
 		.aes_Nkey = key_size / 4,
 	);
 
-	return &(this->public);
+	return &this->public;
 }

src/libstrongswan/plugins/aes/aes_plugin.c

@@ -47,7 +47,11 @@ plugin_t *aes_plugin_create()
 	private_aes_plugin_t *this;
 
 	INIT(this,
-		.public.plugin.destroy = _destroy,
+		.public = {
+			.plugin = {
+				.destroy = _destroy,
+			},
+		},
 	);
 
 	lib->crypto->add_crypter(lib->crypto, ENCR_AES_CBC,