[PATCH 6.1 149/197] tools/rtla: Exit with EXIT_SUCCESS when help is invoked

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6.1-stable review patch.  If anyone has any objections, please let me know.

------------------

From: John Kacur <jkacur@xxxxxxxxxx>

commit b5f319360371087d52070d8f3fc7789e80ce69a6 upstream.

Fix rtla so that the following commands exit with 0 when help is invoked

rtla osnoise top -h
rtla osnoise hist -h
rtla timerlat top -h
rtla timerlat hist -h

Link: https://lore.kernel.org/linux-trace-devel/20240203001607.69703-1-jkacur@xxxxxxxxxx

Cc: stable@xxxxxxxxxxxxxxx
Fixes: 1eeb6328e8b3 ("rtla/timerlat: Add timerlat hist mode")
Signed-off-by: John Kacur <jkacur@xxxxxxxxxx>
Signed-off-by: Daniel Bristot de Oliveira <bristot@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 tools/tracing/rtla/src/osnoise_hist.c  |    6 +++++-
 tools/tracing/rtla/src/osnoise_top.c   |    6 +++++-
 tools/tracing/rtla/src/timerlat_hist.c |    6 +++++-
 tools/tracing/rtla/src/timerlat_top.c  |    6 +++++-
 4 files changed, 20 insertions(+), 4 deletions(-)

--- a/tools/tracing/rtla/src/osnoise_hist.c
+++ b/tools/tracing/rtla/src/osnoise_hist.c
@@ -472,7 +472,11 @@ static void osnoise_hist_usage(char *usa
 
 	for (i = 0; msg[i]; i++)
 		fprintf(stderr, "%s\n", msg[i]);
-	exit(1);
+
+	if (usage)
+		exit(EXIT_FAILURE);
+
+	exit(EXIT_SUCCESS);
 }
 
 /*
--- a/tools/tracing/rtla/src/osnoise_top.c
+++ b/tools/tracing/rtla/src/osnoise_top.c
@@ -282,7 +282,11 @@ void osnoise_top_usage(char *usage)
 
 	for (i = 0; msg[i]; i++)
 		fprintf(stderr, "%s\n", msg[i]);
-	exit(1);
+
+	if (usage)
+		exit(EXIT_FAILURE);
+
+	exit(EXIT_SUCCESS);
 }
 
 /*
--- a/tools/tracing/rtla/src/timerlat_hist.c
+++ b/tools/tracing/rtla/src/timerlat_hist.c
@@ -475,7 +475,11 @@ static void timerlat_hist_usage(char *us
 
 	for (i = 0; msg[i]; i++)
 		fprintf(stderr, "%s\n", msg[i]);
-	exit(1);
+
+	if (usage)
+		exit(EXIT_FAILURE);
+
+	exit(EXIT_SUCCESS);
 }
 
 /*
--- a/tools/tracing/rtla/src/timerlat_top.c
+++ b/tools/tracing/rtla/src/timerlat_top.c
@@ -305,7 +305,11 @@ static void timerlat_top_usage(char *usa
 
 	for (i = 0; msg[i]; i++)
 		fprintf(stderr, "%s\n", msg[i]);
-	exit(1);
+
+	if (usage)
+		exit(EXIT_FAILURE);
+
+	exit(EXIT_SUCCESS);
 }
 
 /*






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