1 files changed, 6 insertions, 6 deletions

diff --git a/lib/PublicInbox/Lock.pm b/lib/PublicInbox/Lock.pm
index ca43682f..b2c8227f 100644
--- a/lib/PublicInbox/Lock.pm
+++ b/lib/PublicInbox/Lock.pm
@@ -16,20 +16,20 @@ sub lock_acquire {
         croak 'already locked '.($lock_path // '(undef)') if $self->{lockfh};
         return unless defined($lock_path);
         sysopen(my $lockfh, $lock_path, O_WRONLY|O_CREAT) or
-                die "failed to open lock $lock_path: $!\n";
-        flock($lockfh, LOCK_EX) or die "lock failed: $!\n";
+                croak "failed to open $lock_path: $!\n";
+        flock($lockfh, LOCK_EX) or croak "lock $lock_path failed: $!\n";
         $self->{lockfh} = $lockfh;
 }
 
 sub lock_release {
         my ($self, $wake) = @_;
-        return unless $self->{lock_path};
-        my $lockfh = delete $self->{lockfh} or croak 'not locked';
+        defined(my $lock_path = $self->{lock_path}) or return;
+        my $lockfh = delete $self->{lockfh} or croak "not locked: $lock_path";
 
         syswrite($lockfh, '.') if $wake;
 
-        flock($lockfh, LOCK_UN) or die "unlock failed: $!\n";
-        close $lockfh or die "close failed: $!\n";
+        flock($lockfh, LOCK_UN) or croak "unlock $lock_path failed: $!\n";
+        close $lockfh or croak "close $lock_path failed: $!\n";
 }
 
 1;