checkpatch: clear the report buffer after processing a file

index 579f50f..a88f7a1 100755
@@ -624,16 +624,15 @@ sub possible {
 
 my $prefix = '';
 
-my @report = ();
 sub report {
 	my $line = $prefix . $_[0];
 
 	$line = (split('\n', $line))[0] . "\n" if ($terse);
 
-	push(@report, $line);
+	push(our @report, $line);
 }
 sub report_dump {
-	@report;
+	our @report;
 }
 sub ERROR {
 	report("ERROR: $_[0]\n");

@@ -670,6 +669,7 @@ sub process {
 	my $signoff = 0;
 	my $is_patch = 0;
 
+	our @report = ();
 	our $cnt_lines = 0;
 	our $cnt_error = 0;
 	our $cnt_warn = 0;