From f6b4af3d04763b1e0130f5b5fce19c4bc6f83f1c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sigbj=C3=B8rn=20Skj=C3=A6ret?= <sigbjorn.skjaeret@scala.com>
Date: Tue, 23 Sep 2025 10:25:20 +0200
Subject: [PATCH] ggml : fix uninitialized is_on_grid in
 quantize_row_iq3_xxs_impl (#15928)

* fix uninitialized is_on_grid in quantize_row_iq3_xxs_impl

* change initialization to true
---
 ggml/src/ggml-quants.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ggml/src/ggml-quants.c b/ggml/src/ggml-quants.c
index 727932123e..de5cbd75e8 100644
--- a/ggml/src/ggml-quants.c
+++ b/ggml/src/ggml-quants.c
@@ -3721,6 +3721,7 @@ static void quantize_row_iq3_xxs_impl(int grid_size, const float * GGML_RESTRICT
             }
             float best = 0;
             float scale = max/(2*kMaxQ-1);
+            for (int k = 0; k < 8; ++k) is_on_grid[k] = true;
             for (int is = -15; is <= 15; ++is) {
                 float id = (2*kMaxQ-1+is*0.2f)/max;
                 float this_scale = 1/id;