From d499887c9261fdab4d03ea29316ea5e8fc646bd3 Mon Sep 17 00:00:00 2001
From: Florian Festi <ffesti@redhat.com>
Date: Fri, 1 Jul 2022 14:49:09 +0200
Subject: [PATCH] rpm2cpio.sh: strip null bytes with tr

to avoid warnings
---
 scripts/rpm2cpio.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/scripts/rpm2cpio.sh b/scripts/rpm2cpio.sh
index f77d5f8cd..59e8bc518 100755
--- a/scripts/rpm2cpio.sh
+++ b/scripts/rpm2cpio.sh
@@ -43,7 +43,7 @@ calcsize() {
 	offset=$(($offset + $rsize))
 }
 
-case "$(_dd 0 bs=8 count=1)" in
+case "$(_dd 0 bs=8 count=1 | tr -d '\0')" in
 	"$(printf '\355\253\356\333')"*) ;; # '\xed\xab\xee\xdb'
 	*) fatal "File doesn't look like rpm: $pkg" ;;
 esac
@@ -54,7 +54,7 @@ sigsize=$rsize
 calcsize $(($offset + (8 - ($sigsize % 8)) % 8))
 hdrsize=$rsize
 
-case "$(_dd $offset bs=3 count=1)" in
+case "$(_dd $offset bs=3 count=1 | tr -d '\0')" in
 	"$(printf '\102\132')"*) _dd $offset | bunzip2 ;; # '\x42\x5a'
 	"$(printf '\037\213')"*) _dd $offset | gunzip  ;; # '\x1f\x8b'
 	"$(printf '\375\067')"*) _dd $offset | xzcat   ;; # '\xfd\x37'
-- 
2.27.0

