trace-cmd/report: Fix switch statement for --filter-test

The long opt for the filter test "--filter-test" was not setting
the filter-test variable. It was not even tested and would cause
the help message to appear.

Also add comments around the long op case statements.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

1 files changed, 5 insertions, 2 deletions

diff --git a/trace-read.c b/trace-read.c
index d87a89d..15284f5 100644
--- a/trace-read.c
+++ b/trace-read.c
@@ -773,15 +773,18 @@ void trace_report (int argc, char **argv)
                         break;
                 case 0:
                         switch(option_index) {
-                        case 0:
+                        case 0: /* cpu */
                                 if (filter_cpu)
                                         add_cpu(optarg);
                                 else
                                         filter_cpu = atoi(optarg);
                                 break;
-                        case 1:
+                        case 1: /* events */
                                 print_events = 1;
                                 break;
+                        case 2: /* filter-test */
+                                test_filters = 1;
+                                break;
                         default:
                                 usage(argv);
                         }