A false return indicates that the directory already exists, it is not used to signal errors.

Original description: Coverity analysis defect 73690: Unchecked return value

Value returned from a function is not checked for errors before being used

Defect 73690 (STATIC_C)
Checker CHECKED_RETURN (subcategory none)
File: /src/mongo/db/sorter/sorter.cpp
Function mongo::SortedFileWriter<mongo::Value, mongo::Document>::SortedFileWriter(const mongo::SortOptions &, const std::pair<mongo::Value::SorterDeserializeSettings, mongo::Document::SorterDeserializeSettings> &)
/src/mongo/db/sorter/sorter.cpp, line: 817
Calling "create_directories" without checking return value (as is done elsewhere 1 out of 2 times).

        boost::filesystem::create_directories(opts.tempDir);

File: /src/mongo/db/sorter/sorter.cpp
Function mongo::SortedFileWriter<mongo::Value, mongo::Value>::SortedFileWriter(const mongo::SortOptions &, const std::pair<mongo::Value::SorterDeserializeSettings, mongo::Value::SorterDeserializeSettings> &)
/src/mongo/db/sorter/sorter.cpp, line: 817
Calling "create_directories" without checking return value (as is done elsewhere 1 out of 2 times).

        boost::filesystem::create_directories(opts.tempDir);