D49543.diff
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D49543.diff
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	diff --git a/sys/kern/subr_intr.c b/sys/kern/subr_intr.c
	--- a/sys/kern/subr_intr.c
	+++ b/sys/kern/subr_intr.c
	@@ -1733,14 +1733,6 @@
	return (i);
	}
	}
	- for (i = 0; i < irq_map_first_free_idx; i++) {
	- if (irq_map[i] == NULL) {
	- irq_map[i] = entry;
	- irq_map_first_free_idx = i + 1;
	- mtx_unlock(&irq_map_lock);
	- return (i);
	- }
	- }
	mtx_unlock(&irq_map_lock);

	/* XXX Expand irq_map table */
	@@ -1760,7 +1752,8 @@
	panic("Attempt to unmap invalid resource id: %u\n", res_id);
	entry = irq_map[res_id];
	irq_map[res_id] = NULL;
	- irq_map_first_free_idx = res_id;
	+ if (res_id < irq_map_first_free_idx)
	+ irq_map_first_free_idx = res_id;
	mtx_unlock(&irq_map_lock);
	intr_free_intr_map_data(entry->map_data);
	free(entry, M_INTRNG);