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Differential D42392

libpfctl: be more tolerant of kernel extensions
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Authored by kp on Oct 28 2023, 10:38 PM.
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zlei
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rGc17db80ddd57: libpfctl: be more tolerant of kernel extensions
rG228ae54114e1: libpfctl: be more tolerant of kernel extensions
rG2b1eb63fc9c6: libpfctl: be more tolerant of kernel extensions
Summary

Allow the kernel to supply more array elements than expected, but cut
off when we hit what we think the maximum is. This will improve forward
compatibility (i.e. old userspace with newer kernel).

MFC after: 1 week
Sponsored by: Orange Business Services

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rG FreeBSD src repository
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Event Timeline

kp created this revision.Oct 28 2023, 10:38 PM
Herald added a subscriber: imp. · View Herald TranscriptOct 28 2023, 10:38 PM
kp requested review of this revision.Oct 28 2023, 10:38 PM
kp added a child revision: D42393: pf: support SCTP-specific timeouts.
Harbormaster completed remote builds in B54196: Diff 129489.Oct 28 2023, 10:38 PM
zlei accepted this revision as: zlei.Oct 30 2023, 1:57 PM
zlei added a subscriber: zlei.

Looks good to me.

lib/libpfctl/libpfctl.c
156

In case elems < maxelems then numbers[] may have uninitialized value. But that is out of the scope of this change.

This revision is now accepted and ready to land.Oct 30 2023, 1:57 PM
Closed by commit rG2b1eb63fc9c6: libpfctl: be more tolerant of kernel extensions (authored by kp). · Explain WhyOct 31 2023, 3:05 PM
This revision was automatically updated to reflect the committed changes.
kp added a commit: rG2b1eb63fc9c6: libpfctl: be more tolerant of kernel extensions.
kp added a commit: rG228ae54114e1: libpfctl: be more tolerant of kernel extensions.Nov 7 2023, 3:48 PM
kp added a commit: rGc17db80ddd57: libpfctl: be more tolerant of kernel extensions.

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lib/
libpfctl/
3 lines

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lib/libpfctl/libpfctl.c

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