tree wide cleanup of s/return undef/return/

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

diff --git a/PVE/QemuServer/USB.pm b/PVE/QemuServer/USB.pm
index 4a843cd4c10b888eb7062695fa58da7a528f85b6..3c8da2c02f29c7334736908c357cc02a739d8e70 100644 (file)
--- a/PVE/QemuServer/USB.pm
+++ b/PVE/QemuServer/USB.pm
@@ -15,7 +15,7 @@ get_usb_devices
 sub parse_usb_device {
     my ($value) = @_;
 
-    return undef if !$value;
+    return if !$value;
 
     my $res = {};
     if ($value =~ m/^(0x)?([0-9A-Fa-f]{4}):(0x)?([0-9A-Fa-f]{4})$/) {
@@ -27,7 +27,7 @@ sub parse_usb_device {
     } elsif ($value =~ m/^spice$/i) {
        $res->{spice} = 1;
     } else {
-       return undef;
+       return;
     }
 
     return $res;