From fcef1ead3ab95dff073d1c84cfe6320d483ea8e3 Mon Sep 17 00:00:00 2001
From: Tobias Waldekranz <tobias@waldekranz.com>
Date: Mon, 2 Dec 2024 16:50:51 +0100
Subject: [PATCH] utils: kernel-refresh.sh: Only remove old patches if they
 exist

E.g., when upgrading to a new version, there are no previous patches
to remove.
---
 utils/kernel-refresh.sh | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/utils/kernel-refresh.sh b/utils/kernel-refresh.sh
index 760fc69e..74f9cad5 100755
--- a/utils/kernel-refresh.sh
+++ b/utils/kernel-refresh.sh
@@ -60,6 +60,9 @@ if ! [ "$PDIR" ]; then
     exit 1
 fi
 
-git -C $PDIR rm *.patch
+KDIR=$(readlink -f $KDIR)
+PDIR=$(readlink -f $PDIR)
+
+git ls-files --error-unmatch $PDIR 1>/dev/null 2>&1 && git -C $PDIR rm *.patch
 git -C $KDIR format-patch -o $PDIR $KTAG..HEAD
 git -C $PDIR add *.patch