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-rw-r--r--perl-install/detect_devices.pm2
1 files changed, 1 insertions, 1 deletions
diff --git a/perl-install/detect_devices.pm b/perl-install/detect_devices.pm
index b8a1ff707..78930e6f8 100644
--- a/perl-install/detect_devices.pm
+++ b/perl-install/detect_devices.pm
@@ -219,7 +219,7 @@ sub hasModem($) {
}
sub hasMousePS2() {
- my $t; sysread(tryOpen("psaux"), $t, 256) != 1 || $t ne "\xFE";
+ my $t; sysread(tryOpen("psaux") || return, $t, 256) != 1 || $t ne "\xFE";
}
#-######################################################################################