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-rw-r--r--perl-install/modalias.pm4
1 files changed, 3 insertions, 1 deletions
diff --git a/perl-install/modalias.pm b/perl-install/modalias.pm
index 79add1adf..6ae09b9cc 100644
--- a/perl-install/modalias.pm
+++ b/perl-install/modalias.pm
@@ -23,6 +23,8 @@ my @config_groups = (
my @classes = qw(ide ieee1394 input pci pcmcia pnp serio usb);
my @alias_groups;
+my $alias_re = qr/^\s*alias\s+(([^:]+):\S+)\s+(\S+)$/;
+
sub alias_to_ids {
my ($alias) = @_;
my ($vendor, $device);
@@ -40,7 +42,7 @@ sub parse_path {
parse_path($group, "$path/$_") foreach all($path);
} elsif (-f $path) {
foreach (cat_($path)) {
- if (my ($alias, $class, $module) = /^\s*alias\s+(([^:]+):\S+)\s+(\S+)$/) {
+ if (my ($alias, $class, $module) = $_ =~ $alias_re) {
my ($vendor, $device) = alias_to_ids($alias);
if (member($class, @classes)) {
if ($vendor) {