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Avoid referencing a removed (and freed) queue entry. This partially reverts
revision 1.101 (which did not introduce the bug but made it harder to fix) PR: misc/40363 Submitted by: David Dunham <dwdunham@isilon.com> MFC after: 2 weeks
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=104573
@ -1813,7 +1813,7 @@ static void
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markit(void)
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{
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struct filed *f;
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dq_t q;
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dq_t q, next;
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now = time((time_t *)NULL);
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MarkSeq += TIMERINTVL;
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@ -1834,7 +1834,9 @@ markit(void)
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}
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/* Walk the dead queue, and see if we should signal somebody. */
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TAILQ_FOREACH(q, &deadq_head, dq_entries) {
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for (q = TAILQ_FIRST(&deadq_head); q != NULL; q = next) {
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next = TAILQ_NEXT(q, dq_entries);
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switch (q->dq_timeout) {
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case 0:
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/* Already signalled once, try harder now. */
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