src: remove unused sync result from ASYNC_CALL #3049
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mscdex
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I'm 95% sure some APMs use the return value. |
skomski
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Updated to only fix the use-after-free without removing the unused sync result because APMs maybe use it. |
| @@ -273,8 +273,9 @@ struct fs_req_wrap { | |||
| uv_req->result = err; \ | |||
| uv_req->path = nullptr; \ | |||
| After(uv_req); \ | |||
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Can you set req_wrap = nullptr here?
Aside: the uv_req->path = nullptr is a memory leak waiting to happen. It's mostly benign now - I think.
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Merge? |
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CI looks fine except of course stringbytes-external. |
bnoordhuis
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PR-URL: nodejs#3049 Reviewed-By: Ben Noordhuis <[email protected]>
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Thanks Karl, landed in ccaaae9. |
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@bnoordhuis ... should this land in v4.x before 4.2.0 lts is cut? |
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It won't hurt. I've added the tag. |
jasnell
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PR-URL: #3049 Reviewed-By: Ben Noordhuis <[email protected]>
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landed in v4.x-staging as 2314378 |
This was referenced Sep 17, 2021
This was referenced Sep 18, 2021
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Fixes use-after-free of req_wrap if uv returns early err