From f6897255a2f326077c6630ddac9e5f6038c245ad Mon Sep 17 00:00:00 2001
From: "Guilherme G. Piccoli" <gpiccoli@igalia.com>
Date: Wed, 23 Feb 2022 11:53:56 -0300
Subject: [PATCH] kdump-steamos: Strengthen /etc/default/kdump checks

Instead of just checking the file existence, check if it's not
zero-sized.

Signed-off-by: Guilherme G. Piccoli <gpiccoli@igalia.com>
---
 kdump-load.sh    | 2 +-
 module-setup.sh  | 2 +-
 submit-report.sh | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/kdump-load.sh b/kdump-load.sh
index 5cc85f9..a5e9d44 100644
--- a/kdump-load.sh
+++ b/kdump-load.sh
@@ -46,7 +46,7 @@ grub_update() {
 	fi
 }
 
-if [ ! -f "/etc/default/kdump" ]; then
+if [ ! -s "/etc/default/kdump" ]; then
 	logger "kdump-steamos: /etc/default/kdump not present - aborting..."
 	exit 0
 fi
diff --git a/module-setup.sh b/module-setup.sh
index d7b714c..f3f0992 100644
--- a/module-setup.sh
+++ b/module-setup.sh
@@ -19,7 +19,7 @@ installkernel() {
 
 install() {
     #  Having a valid /etc/default/kdump is essential for kdump.
-    if [ ! -f "/etc/default/kdump" ]; then
+    if [ ! -s "/etc/default/kdump" ]; then
         return 1
     fi
 
diff --git a/submit-report.sh b/submit-report.sh
index 3f92a43..e0f9ca1 100644
--- a/submit-report.sh
+++ b/submit-report.sh
@@ -24,7 +24,7 @@ save_locally_and_bail() {
 
 #  We do some validation to be sure KDUMP_MNT pointed path is valid...
 #  That and having a valid /etc/default/kdump are essential conditions.
-if [ ! -f "/etc/default/kdump" ]; then
+if [ ! -s "/etc/default/kdump" ]; then
 	logger "kdump-steamos: /etc/default/kdump not present - aborting..."
 	exit 0
 fi