X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fust-consumer.c;h=7317b64eff8f1cff92a79af54ebb1f8440c738d9;hp=27ebf7d23270a6ad4a5a1e13f3eb971573a2455a;hb=fb45065e7ccafc636e6eec7ab2a463c49e603ebb;hpb=027a694fd396114812d927115f3561088e1b769f

diff --git a/src/bin/lttng-sessiond/ust-consumer.c b/src/bin/lttng-sessiond/ust-consumer.c
index 27ebf7d23..7317b64ef 100644
--- a/src/bin/lttng-sessiond/ust-consumer.c
+++ b/src/bin/lttng-sessiond/ust-consumer.c
@@ -400,7 +400,9 @@ int ust_consumer_send_stream_to_ust(struct ust_app *app,
 	DBG2("UST consumer send stream to app %d", app->sock);
 
 	/* Relay stream to application. */
+	pthread_mutex_lock(&app->sock_lock);
 	ret = ustctl_send_stream_to_ust(app->sock, channel->obj, stream->obj);
+	pthread_mutex_unlock(&app->sock_lock);
 	if (ret < 0) {
 		if (ret != -EPIPE && ret != -LTTNG_UST_ERR_EXITING) {
 			ERR("ustctl send stream handle %d to app pid: %d with ret %d",
@@ -435,7 +437,9 @@ int ust_consumer_send_channel_to_ust(struct ust_app *app,
 			app->sock, app->pid, channel->name, channel->tracing_channel_id);
 
 	/* Send stream to application. */
+	pthread_mutex_lock(&app->sock_lock);
 	ret = ustctl_send_channel_to_ust(app->sock, ua_sess->handle, channel->obj);
+	pthread_mutex_unlock(&app->sock_lock);
 	if (ret < 0) {
 		if (ret != -EPIPE && ret != -LTTNG_UST_ERR_EXITING) {
 			ERR("Error ustctl send channel %s to app pid: %d with ret %d",