dummynet: dn_dequeue() may return NULL
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Authored by kp on Jan 28 2022, 11:10 AM.

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glebius

Group Reviewers

network
pfsense

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rG9dac026822ab: dummynet: dn_dequeue() may return NULL

Summary

If there are no more entries, or if we fail to restore the rcvif of a
queued mbuf dn_dequeue() can return NULL.
Cope with this.

Sponsored by: Rubicon Communications, LLC ("Netgate")

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rG FreeBSD src repository

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Tests Not Applicable

Event Timeline

kp created this revision.Jan 28 2022, 11:10 AM

Herald added subscribers: glebius, donner, melifaro and 2 others. · View Herald TranscriptJan 28 2022, 11:10 AM

kp requested review of this revision.Jan 28 2022, 11:10 AM

Harbormaster completed remote builds in B44142: Diff 102045.Jan 28 2022, 11:10 AM

glebius accepted this revision.Jan 28 2022, 5:28 PM

This revision is now accepted and ready to land.Jan 28 2022, 5:28 PM

Closed by commit rG9dac026822ab: dummynet: dn_dequeue() may return NULL (authored by kp). · Explain WhyJan 28 2022, 11:10 PM

This revision was automatically updated to reflect the committed changes.

kp added a commit: rG9dac026822ab: dummynet: dn_dequeue() may return NULL.

Revision Contents
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Path

Size

sys/

netpfil/

ipfw/

dn_sched_wf2q.c

2 lines

Diff 102071

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sys/netpfil/ipfw/dn_sched_wf2q.c

dummynet: dn_dequeue() may return NULLClosedPublicActions