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LibWeb: Fix crash in get_response_mime_type()

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We were creating a ref-counted HeaderList object on the stack,
which then crashed in ~RefCounted() on scope exit, since nobody had
adopted it.
This commit is contained in:
Andreas Kling 2022-09-29 13:31:22 +02:00
parent 8fa459f2d6
commit e6eb8a9f06
1 changed files with 3 additions and 3 deletions
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6
Userland/Libraries/LibWeb/XHR/XMLHttpRequest.cpp
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@ -215,17 +215,17 @@ MimeSniff::MimeType XMLHttpRequest::get_final_mime_type() const
MimeSniff::MimeType XMLHttpRequest::get_response_mime_type() const
{
// FIXME: Use an actual HeaderList for XHR headers.
Fetch::Infrastructure::HeaderList header_list;
auto header_list = make_ref_counted<Fetch::Infrastructure::HeaderList>();
for (auto const& entry : m_response_headers) {
auto header = Fetch::Infrastructure::Header {
.name = MUST(ByteBuffer::copy(entry.key.bytes())),
.value = MUST(ByteBuffer::copy(entry.value.bytes())),
};
MUST(header_list.append(move(header)));
MUST(header_list->append(move(header)));
}
// 1. Let mimeType be the result of extracting a MIME type from xhr’s response’s header list.
auto mime_type = header_list.extract_mime_type();
auto mime_type = header_list->extract_mime_type();
// 2. If mimeType is failure, then set mimeType to text/xml.
if (!mime_type.has_value())