trace-cmd: Stop recording if the recorder fails

Add a check to the recorder to see if it failed. If it did, stop
processing.

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

1 files changed, 4 insertions, 2 deletions

diff --git a/trace-cmd.c b/trace-cmd.c
index cdd78f4..3476320 100644
--- a/trace-cmd.c
+++ b/trace-cmd.c
@@ -965,8 +965,10 @@ static int create_recorder(int cpu)
 
         if (!recorder)
                 die ("can't create recorder");
-        while (!finished)
-                tracecmd_start_recording(recorder, sleep_time);
+        while (!finished) {
+                if (tracecmd_start_recording(recorder, sleep_time) < 0)
+                        break;
+        }
         tracecmd_free_recorder(recorder);
 
         exit(0);