From bdfdbdee356cb83dad86f1d49fc21df9117ba8eb Mon Sep 17 00:00:00 2001
From: Pavel Valena <pvalena@redhat.com>
Date: Thu, 8 Aug 2024 01:30:50 +0200
Subject: [PATCH 08/32] fix(dracut-functions): allow for \ in get_maj_min file
 path

as the path might be f.e. /dev/disk/by-partlabel/EFI\x20System\x20Partition

which would produce Warning 'grep: warning: stray \ before x' in get_maj_min

Resolves: RHEL-47145
---
 dracut-functions.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dracut-functions.sh b/dracut-functions.sh
index 1f7a9052..d436a357 100755
--- a/dracut-functions.sh
+++ b/dracut-functions.sh
@@ -243,7 +243,7 @@ get_maj_min() {
     local _out
 
     if [[ $get_maj_min_cache_file ]]; then
-        _out="$(grep -m1 -oE "^$1 \S+$" "$get_maj_min_cache_file" | grep -oE "\S+$")"
+        _out="$(grep -m1 -oE "^${1//\\/\\\\} \S+$" "$get_maj_min_cache_file" | grep -oE "\S+$")"
     fi
 
     if ! [[ "$_out" ]]; then
-- 
2.42.0