X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fust-consumer%2Fust-consumer.c;h=2b8098835857106a811f03761fcafe7489f1ce1f;hp=855d07141b6ebe70424ed6ee649babb494e984a4;hb=4cbc1a04e8ac3c1dd4f9a4dc44b56ee8430189f0;hpb=ec96a8f6df4c26c3bf0252a642f90e6a78e02c78

diff --git a/src/common/ust-consumer/ust-consumer.c b/src/common/ust-consumer/ust-consumer.c
index 855d07141..2b8098835 100644
--- a/src/common/ust-consumer/ust-consumer.c
+++ b/src/common/ust-consumer/ust-consumer.c
@@ -92,6 +92,11 @@ int lttng_ustconsumer_get_produced_snapshot(
 	return ret;
 }
 
+/*
+ * Receive command from session daemon and process it.
+ *
+ * Return 1 on success else a negative value or 0.
+ */
 int lttng_ustconsumer_recv_cmd(struct lttng_consumer_local_data *ctx,
 		int sock, struct pollfd *consumer_sockpoll)
 {
@@ -305,9 +310,13 @@ int lttng_ustconsumer_recv_cmd(struct lttng_consumer_local_data *ctx,
 		ret = write(ctx->consumer_poll_pipe[1], "", 1);
 	} while (ret < 0 && errno == EINTR);
 end_nosignal:
-	/* XXX: At some point we might want to return something else than zero */
 	rcu_read_unlock();
-	return 0;
+
+	/*
+	 * Return 1 to indicate success since the 0 value can be a socket
+	 * shutdown during the recv() or send() call.
+	 */
+	return 1;
 }
 
 int lttng_ustconsumer_allocate_channel(struct lttng_consumer_channel *chan)