tree wide cleanup of s/return undef/return/

[qemu-server.git] / PVE / QemuServer / Helpers.pm

diff --git a/PVE/QemuServer/Helpers.pm b/PVE/QemuServer/Helpers.pm
index 68325b78c7ac760d0d30b4b63a3c6a9c72d5abb2..c10d8429be1260cf2b1d0c3e9e5248f79f018b50 100644 (file)
--- a/PVE/QemuServer/Helpers.pm
+++ b/PVE/QemuServer/Helpers.pm
@@ -45,7 +45,7 @@ sub parse_cmdline {
     if (defined($fh)) {
        my $line = <$fh>;
        $fh->close;
-       return undef if !$line;
+       return if !$line;
        my @param = split(/\0/, $line);
 
        my $cmd = $param[0];
@@ -70,7 +70,7 @@ sub parse_cmdline {
 
        return $phash;
     }
-    return undef;
+    return;
 }
 
 sub vm_running_locally {
@@ -100,7 +100,7 @@ sub vm_running_locally {
        }
     }
 
-    return undef;
+    return;
 }
 
 sub min_version {