kevent: annotate unused stack local
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1c0336c1c1
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=333856
@ -751,14 +751,12 @@ static void
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filt_timerdetach(struct knote *kn)
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{
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struct kq_timer_cb_data *kc;
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#ifdef INVARIANTS
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unsigned int old;
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#endif
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unsigned int old __unused;
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kc = kn->kn_ptr.p_v;
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callout_drain(&kc->c);
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free(kc, M_KQUEUE);
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DBGSET(old, atomic_fetchadd_int(&kq_ncallouts, -1));
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old = atomic_fetchadd_int(&kq_ncallouts, -1);
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KASSERT(old > 0, ("Number of callouts cannot become negative"));
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kn->kn_status |= KN_DETACHED; /* knlist_remove sets it */
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}
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