From c1c58188cbc1156f2b37d585fa7e7603b3d3acf4 Mon Sep 17 00:00:00 2001
From: Jonathan Bradley <jcb@pikum.xyz>
Date: Wed, 27 Aug 2025 15:09:08 -0400
Subject: pkbktarr: ensure valid iter increment

---
 pkbktarr.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkbktarr.h b/pkbktarr.h
index e4e8daa..87e71ad 100644
--- a/pkbktarr.h
+++ b/pkbktarr.h
@@ -380,11 +380,11 @@ bool pk_bkt_arr_iter_increment(struct pk_bkt_arr *arr, struct pk_iter *it) {
 	if (it->id.bkt.b == arr->limits.b-1 && it->id.bkt.i == arr->limits.i-1) return false;
 	for (;;) {
 		handle = pk_bkt_arr_handle_increment(arr, handle);
+		if (handle.b >= arr->reserved_buckets) return false;
 		if ((arr->idx_unused[handle.b] & (1ull << handle.i)) == 0) break;
 	}
 	it->id.bkt.b = handle.b;
 	it->id.bkt.i = handle.i;
-	if (handle.b >= arr->reserved_buckets) return false;
 	if ((arr->idx_unused[it->id.bkt.b] & (1ull << it->id.bkt.i)) != 0) return false;
 	it->data = (char*)(arr->bucketed_data[it->id.bkt.b]) + (arr->stride * it->id.bkt.i);
 	return true;
-- 
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