Everywhere: Make ByteBuffer::{create_*,copy}() OOM-safe

2 files changed, 8 insertions, 2 deletions

diff --git a/Userland/Libraries/LibProtocol/RequestClient.cpp b/Userland/Libraries/LibProtocol/RequestClient.cpp
index 613c262223..00a3f57c58 100644
--- a/Userland/Libraries/LibProtocol/RequestClient.cpp
+++ b/Userland/Libraries/LibProtocol/RequestClient.cpp
@@ -22,7 +22,11 @@ RefPtr<Request> RequestClient::start_request(String const& method, URL const& ur
     for (auto& it : request_headers)
         header_dictionary.add(it.key, it.value);
 
-    auto response = IPCProxy::start_request(method, url, header_dictionary, ByteBuffer::copy(request_body));
+    auto body_result = ByteBuffer::copy(request_body);
+    if (!body_result.has_value())
+        return nullptr;
+
+    auto response = IPCProxy::start_request(method, url, header_dictionary, body_result.release_value());
     auto request_id = response.request_id();
     if (request_id < 0 || !response.response_fd().has_value())
         return nullptr;
diff --git a/Userland/Libraries/LibProtocol/WebSocket.cpp b/Userland/Libraries/LibProtocol/WebSocket.cpp
index 5d497e1a18..c97f4027d3 100644
--- a/Userland/Libraries/LibProtocol/WebSocket.cpp
+++ b/Userland/Libraries/LibProtocol/WebSocket.cpp
@@ -27,7 +27,9 @@ void WebSocket::send(ByteBuffer binary_or_text_message, bool is_text)
 
 void WebSocket::send(StringView text_message)
 {
-    send(ByteBuffer::copy(text_message.bytes()), true);
+    auto data_result = ByteBuffer::copy(text_message.bytes());
+    VERIFY(data_result.has_value());
+    send(data_result.release_value(), true);
 }
 
 void WebSocket::close(u16 code, String reason)