[webkit-changes] [WebKit/WebKit] 301208: nullptr dereference in WebCore::WebSocket::close()

[Commit Queue]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 30120862ed93a186f9e5b364f4bf090caa7f35f0
      https://github.com/WebKit/WebKit/commit/30120862ed93a186f9e5b364f4bf090caa7f35f0
  Author: David Kilzer <ddkilzer at apple.com>
  Date:   2023-09-01 (Fri, 01 Sep 2023)

  Changed paths:
    M Source/WebCore/Modules/websockets/WebSocket.cpp

  Log Message:
  -----------
  nullptr dereference in WebCore::WebSocket::close()
https://bugs.webkit.org/show_bug.cgi?id=261037
<rdar://75425816>

Reviewed by Alex Christensen.

* Source/WebCore/Modules/websockets/WebSocket.cpp:
(WebCore::WebSocket::close):
- Add `nullptr` check for `m_channel`.

Canonical link: https://commits.webkit.org/267575@main