From 7c7c2e9213de6bfc68b60609141bf0881d084d5d Mon Sep 17 00:00:00 2001
From: Mitya Selivanov <automainint@guattari.tech>
Date: Sun, 1 Oct 2023 22:16:05 +0200
Subject: Fix invalid duplicate position

---
 source/saw/main.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'source')

diff --git a/source/saw/main.c b/source/saw/main.c
index 81ed0ee..56c1f87 100644
--- a/source/saw/main.c
+++ b/source/saw/main.c
@@ -569,6 +569,10 @@ static void saw_ui_compose(i64 x0, i64 y0, i64 width, i64 height) {
                   1;
       i64 cell = ((saw_mouse_x - saw_compose.offset_x) * grid_rate) /
                  grid_scale;
+
+      if (cell < 0 || track < 0 || track >= TRACK_COUNT)
+        break;
+
       i64 frame = (cell * SAW_SAMPLE_RATE) / grid_rate;
 
       i64 n = -1;
-- 
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