From 38349643df6938c97dceadfca66f80521ccec7f4 Mon Sep 17 00:00:00 2001
From: Michael Ablassmeier <abi@grinser.de>
Date: Fri, 10 Dec 2021 15:49:28 +0100
Subject: [PATCH] Makefile: use $(shell pwd) instead of $PWD (#13)

---
 .github/workflows/ci-ubuntu-latest.yml | 2 ++
 Makefile                               | 4 ++--
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/ci-ubuntu-latest.yml b/.github/workflows/ci-ubuntu-latest.yml
index dcdbd18..69525eb 100644
--- a/.github/workflows/ci-ubuntu-latest.yml
+++ b/.github/workflows/ci-ubuntu-latest.yml
@@ -8,6 +8,8 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - uses: abbbi/github-actions-tune@v1
+    - name: apt update
+      run: sudo apt-get update
     - name: Install build-essential and devscripts
       run: sudo apt-get install build-essential devscripts equivs acl
     - name: Install Kernel Build Dependencies
diff --git a/Makefile b/Makefile
index 45794d0..8c50f4d 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ obj-m := nullfs.o
 
 all: ko
 ko:
-	make -C /lib/modules/$(shell uname -r)/build M=$(PWD) modules
+	make -C /lib/modules/$(shell uname -r)/build M=$(shell pwd) modules
 
 clean:
-	make -C /lib/modules/$(shell uname -r)/build M=$(PWD) clean
+	make -C /lib/modules/$(shell uname -r)/build M=$(shell pwd) clean