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[3.9] gh-80254: Disallow recursive usage of cursors in sqlite3 converters #92278

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(cherry picked from commit c908dc5)

Co-authored-by: Sergey Fedoseev [email protected]
Co-authored-by: Jelle Zijlstra [email protected]

…` converters

(cherry picked from commit c908dc5)

Co-authored-by: Sergey Fedoseev <[email protected]>
Co-authored-by: Jelle Zijlstra <[email protected]>
@JelleZijlstra JelleZijlstra self-assigned this May 4, 2022
@JelleZijlstra JelleZijlstra added the 🔨 test-with-buildbots Test PR w/ buildbots; report in status section label May 4, 2022
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🤖 New build scheduled with the buildbot fleet by @JelleZijlstra for commit a5b9786 🤖

If you want to schedule another build, you need to add the ":hammer: test-with-buildbots" label again.

@bedevere-bot bedevere-bot removed the 🔨 test-with-buildbots Test PR w/ buildbots; report in status section label May 4, 2022
@erlend-aasland erlend-aasland added the 🔨 test-with-buildbots Test PR w/ buildbots; report in status section label May 5, 2022
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🤖 New build scheduled with the buildbot fleet by @erlend-aasland for commit 8e5fe56 🤖

If you want to schedule another build, you need to add the ":hammer: test-with-buildbots" label again.

@bedevere-bot bedevere-bot removed the 🔨 test-with-buildbots Test PR w/ buildbots; report in status section label May 5, 2022
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For 3.9, 3.8, and 3.7, the cursor is not deallocated implicitly. I checked the code coverage, and the cursor dealloc function never run. Explicitly deleting the cursor in tearDown ensures proper cleanup.

@JelleZijlstra JelleZijlstra merged commit 7d17a7b into python:3.9 May 5, 2022
@erlend-aasland erlend-aasland deleted the backport-sqlite-converter-segfault-3.9 branch May 5, 2022 20:24
hello-adam pushed a commit to hello-adam/cpython that referenced this pull request Jun 2, 2022
…` converters (python#92278)

* [3.9] pythongh-80254: Disallow recursive usage of cursors in `sqlite3` converters

(cherry picked from commit c908dc5)

Co-authored-by: Sergey Fedoseev <[email protected]>
Co-authored-by: Jelle Zijlstra <[email protected]>

* Fix ref leak in pysqlite_cursor_iternext

* Explicitly free resources at test tearDown()
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3 participants