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Diffstat (limited to 'tools/tracing/rtla/src/timerlat_hist.c')
-rw-r--r--tools/tracing/rtla/src/timerlat_hist.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/tracing/rtla/src/timerlat_hist.c b/tools/tracing/rtla/src/timerlat_hist.c
index 961aa969c003..1fb471a787b7 100644
--- a/tools/tracing/rtla/src/timerlat_hist.c
+++ b/tools/tracing/rtla/src/timerlat_hist.c
@@ -853,7 +853,8 @@ static struct common_params
params->print_stack = auto_thresh;
/* set trace */
- trace_output = "timerlat_trace.txt";
+ if (!trace_output)
+ trace_output = "timerlat_trace.txt";
break;
case 'c':