From 24bb06069f1b979f3b516ac10c6d43cbac48db34 Mon Sep 17 00:00:00 2001
From: Alyssa Ross <hi@alyssa.is>
Date: Sun, 28 Jan 2024 11:56:36 +0100
Subject: [PATCH] compressFirmwareXz: fail on broken symlinks

This would have caught the last two issues we had with compression.
---
 pkgs/build-support/kernel/compress-firmware-xz.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/build-support/kernel/compress-firmware-xz.nix b/pkgs/build-support/kernel/compress-firmware-xz.nix
index 437c89afe184..2c8e84fdae4d 100644
--- a/pkgs/build-support/kernel/compress-firmware-xz.nix
+++ b/pkgs/build-support/kernel/compress-firmware-xz.nix
@@ -21,4 +21,7 @@ runCommand "${firmware.name}-xz" args ''
         ln -vs -- "''${target/^${firmware}/$out}" "$out/$link"
       fi
   done
+
+  echo "Checking for broken symlinks:"
+  find -L $out -type l -print -execdir false -- '{}' '+'
 ''