From dfa374d3205dea814642e30769db45bb37374c3c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fabian=20Gr=C3=BCnbichler?= <f.gruenbichler@proxmox.com>
Date: Wed, 24 Mar 2021 13:24:41 +0100
Subject: [PATCH] fix #3363: avoid undef-warning for PBS crypt-mode
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it is optional after all, and missing (/None) for files stored in the
snapshot dir but not referenced in the manifest for whatever reason.

Signed-off-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>
---
 PVE/Storage/PBSPlugin.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/PVE/Storage/PBSPlugin.pm b/PVE/Storage/PBSPlugin.pm
index 6c6816e..df3aaab 100644
--- a/PVE/Storage/PBSPlugin.pm
+++ b/PVE/Storage/PBSPlugin.pm
@@ -527,7 +527,7 @@ my sub snapshot_files_encrypted {
 	my $crypt = $file->{'crypt-mode'};
 
 	$all = 0 if !$crypt || $crypt ne 'encrypt';
-	$any ||= $crypt eq 'encrypt';
+	$any ||= defined($crypt) && $crypt eq 'encrypt';
     }
     return $any && $all;
 }