From 5f5067003a0bb8367a9d4cfe2542fece61b2d7c0 Mon Sep 17 00:00:00 2001
From: Paul Marquess <pmqs@outlook.com>
Date: Sun, 15 Feb 2026 12:11:33 +0000
Subject: Take account of use-case where there is an empty git tree object when
 reading the BASE_SHA

---
 .github/workflows/lint.yml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 6d90aad439..3d1e3ad44a 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -13,5 +13,7 @@ jobs:
 
     - name: Whitespace errors
       run: |
+        BASE_SHA="${{ github.event.pull_request.base.sha }}"
+        BASE_SHA="${BASE_SHA:-4b825dc642cb6eb9a060e54bf8d69288fbee4904}"
         git config core.whitespace blank-at-eol
-        git diff --color --check ${{ github.event.pull_request.base.sha }} -- './*' ':!*.patch'
+        git diff --color --check "$BASE_SHA" -- './*' ':!*.patch
\ No newline at end of file
-- 
cgit 0.0.5-2-1-g0f52