From: David Goulet <dgoulet@efficios.com>
Date: Tue, 25 Jun 2013 16:03:20 +0000 (-0400)
Subject: Fix: don't stop a session that was not previously started
X-Git-Tag: v2.2.0~9
X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=commitdiff_plain;h=d39829a1f4d1e656561e05bcd9c4d43d9e9a5579

Fix: don't stop a session that was not previously started

Fixes #567

Signed-off-by: David Goulet <dgoulet@efficios.com>
---

diff --git a/src/bin/lttng-sessiond/cmd.c b/src/bin/lttng-sessiond/cmd.c
index cbf2bceff..9b7306b79 100644
--- a/src/bin/lttng-sessiond/cmd.c
+++ b/src/bin/lttng-sessiond/cmd.c
@@ -1553,7 +1553,7 @@ int cmd_stop_trace(struct ltt_session *session)
 	session->enabled = 0;
 
 	/* Kernel tracer */
-	if (ksession) {
+	if (ksession && ksession->started) {
 		DBG("Stop kernel tracing");
 
 		/* Flush metadata if exist */
@@ -1583,7 +1583,7 @@ int cmd_stop_trace(struct ltt_session *session)
 		ksession->started = 0;
 	}
 
-	if (usess) {
+	if (usess && usess->start_trace) {
 		usess->start_trace = 0;
 
 		ret = ust_app_stop_trace_all(usess);