From 6382bf75a531633f43dc2f5d1d84000e460a98fb Mon Sep 17 00:00:00 2001
From: Matt Knight <mattnite@protonmail.com>
Date: Sun, 3 Jul 2022 08:01:45 -0700
Subject: [PATCH] add bounds check on segments

---
 tools/uf2/src/main.zig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/uf2/src/main.zig b/tools/uf2/src/main.zig
index 636d1ea..b6562ce 100644
--- a/tools/uf2/src/main.zig
+++ b/tools/uf2/src/main.zig
@@ -219,7 +219,7 @@ pub const Archive = struct {
 
         var segment_idx: usize = 0;
         var addr = std.mem.alignBackwardGeneric(u32, segments.items[0].addr, prog_page_size);
-        while (addr < last_segment_end) {
+        while (addr < last_segment_end and segment_idx < segments.items.len) {
             const segment = &segments.items[segment_idx];
             const segment_end = segment.addr + segment.size;