From e8b6d607b30cf5f9ed9a9e1e1c71319df6f9f385 Mon Sep 17 00:00:00 2001
From: oliverpool <git@olivier.pfad.fr>
Date: Thu, 24 Mar 2022 08:01:56 +0100
Subject: [PATCH] github action check subshell failure

---
 .github/workflows/cron.yml | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/cron.yml b/.github/workflows/cron.yml
index 5c6f0b2..eefd63f 100644
--- a/.github/workflows/cron.yml
+++ b/.github/workflows/cron.yml
@@ -19,7 +19,10 @@ jobs:
 
       - name: Check latest kernel version from https://archive.raspberrypi.org/debian/
         id: check
-        run: echo "::set-output name=sha::$(go run ./cmd/check-update/main.go)"
+        run: |
+          # split lines to fail on exit != 0
+          sha="$(go run ./cmd/check-update/main.go)"
+          echo "::set-output name=sha::$sha"
 
       - name: Fetch latest kernel
         if: steps.check.outputs.sha != ''
@@ -29,7 +32,10 @@ jobs:
           cd linux-sources
           git fetch --depth=1 origin ${{steps.check.outputs.sha}}
           git checkout ${{steps.check.outputs.sha}}
-          echo "::set-output name=version::$(make kernelversion)"
+
+          # split lines to fail on exit != 0
+          version="$(make kernelversion)"
+          echo "::set-output name=version::$version"
           cd ..
           git diff --no-ext-diff