Review Request 126410: Fix FILE* leak in kwalletd

Martin Klapetek martin.klapetek at gmail.com
Fri Jan 8 18:50:14 UTC 2016


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Heads-up: this commit actually broke kwallet when opened from pam;
kwallet is basically blocked forever and all requests time out.

I'll try to break down this patch to pinpoint which change it was
exactly.

- Martin Klapetek


On Dec. 18, 2015, 11:50 p.m., Michael Pyne wrote:
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> https://git.reviewboard.kde.org/r/126410/
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> (Updated Dec. 18, 2015, 11:50 p.m.)
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> 
> Review request for KDE Frameworks, Martin Klapetek and Valentin Rusu.
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> Repository: kwallet
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> Description
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> Fix a leak of a `FILE*` in kwalletd, spotted by Coverity (CID 1335090), and a couple of minor fixes/cleanups since I was there.
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> 1. No need to memset a `char[]`, you can let compiler default-initialize it (and likely even be able to move the whole array into .bss).
> 2. The chop after `fgets` can easily be confused for a null terminator check, and `fgets` isn't required to return a newline anyways, so add sanity checking (which helps document better at the same time).
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> Diffs
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>   src/runtime/kwalletd/main.cpp db8d55c 
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> Diff: https://git.reviewboard.kde.org/r/126410/diff/
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> Testing
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> Everything compiles. Not much beyond done.
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> 
> Thanks,
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> Michael Pyne
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>

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