From: Fabian Grünbichler <f.gruenbichler@proxmox.com>
Date: Wed, 16 Mar 2016 14:24:05 +0000 (+0100)
Subject: add missing check for undef in is_mounted
X-Git-Url: https://git.proxmox.com/?p=pve-common.git;a=commitdiff_plain;h=5f80891404277a0678a18d477a38de8217f30c11;ds=sidebyside

add missing check for undef in is_mounted
---

diff --git a/src/PVE/ProcFSTools.pm b/src/PVE/ProcFSTools.pm
index 516c0e8..eadb4e6 100644
--- a/src/PVE/ProcFSTools.pm
+++ b/src/PVE/ProcFSTools.pm
@@ -323,6 +323,8 @@ sub is_mounted {
 
     $mountpoint = Cwd::realpath($mountpoint);
 
+    return 0 if !defined($mountpoint); # path does not exist
+
     my $mounts = parse_proc_mounts();
     return (grep { $_->[1] eq $mountpoint } @$mounts) ? 1 : 0;
 }