Fix: increment UST channel refcount at stream creation

[lttng-tools.git] / src / common / ust-consumer / ust-consumer.c

diff --git a/src/common/ust-consumer/ust-consumer.c b/src/common/ust-consumer/ust-consumer.c
index 031a7cb261a52fa8d6b0c4c53be291be5896b973..01fca9b7fcdd8efd82f56c4fcc455aa1dc756d21 100644 (file)
--- a/src/common/ust-consumer/ust-consumer.c
+++ b/src/common/ust-consumer/ust-consumer.c
@@ -278,6 +278,12 @@ static int create_ust_streams(struct lttng_consumer_channel *channel,
                 */
                stream->wait_fd = wait_fd;
 
+               /*
+                * Increment channel refcount since the channel reference has now been
+                * assigned in the allocation process above.
+                */
+               uatomic_inc(&stream->chan->refcount);
+
                /*
                 * Order is important this is why a list is used. On error, the caller
                 * should clean this list.