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Fix a memory leak in libutil
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Authored by trix_juniper.net on Mar 2 2017, 3:19 PM.
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Details

Summary

kinfo_getvmobject.c kinfo_getvmobject
When sysctlbyname fails, free buf before returning.

Test Plan

Use clang's static analyzer, scan-build, to find the problem and show resolution.

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Repository
rS FreeBSD src repository - subversion
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Event Timeline

trix_juniper.net retitled this revision from to Fix a memory leak in libutil.
trix_juniper.net updated this object.
trix_juniper.net edited the test plan for this revision. (Show Details)
trix_juniper.net added reviewers: stevek, jhb.
trix_juniper.net set the repository for this revision to rS FreeBSD src repository - subversion.
jhb edited edge metadata.

Hmm, I was going to suggest looking in other places in libutil that I copied this from, but it seems other kinfo_getfoo() functions don't use a loop to retry but just add a fudge factor to the size and hope it is enough.

This revision is now accepted and ready to land.Mar 2 2017, 5:13 PM
This revision was automatically updated to reflect the committed changes.