Fix: don't access packet header for stream_id and stream_instance_id getters

[lttng-modules.git] / lttng-ring-buffer-client.h

diff --git a/lttng-ring-buffer-client.h b/lttng-ring-buffer-client.h
index dc3356e4d286f2c2d190d9816d4ab34f2eb65b84..d5c512c5ccb8c372845541296fa8bafd48fb46b2 100644 (file)
--- a/lttng-ring-buffer-client.h
+++ b/lttng-ring-buffer-client.h
@@ -479,9 +479,10 @@ static int client_stream_id(const struct lib_ring_buffer_config *config,
                        struct lib_ring_buffer *buf,
                        uint64_t *stream_id)
 {
-       struct packet_header *header = client_packet_header(config, buf);
-       *stream_id = header->stream_id;
+       struct channel *chan = buf->backend.chan;
+       struct lttng_channel *lttng_chan = channel_get_private(chan);
 
+       *stream_id = lttng_chan->id;
        return 0;
 }
 
@@ -510,8 +511,7 @@ int client_instance_id(const struct lib_ring_buffer_config *config,
                struct lib_ring_buffer *buf,
                uint64_t *id)
 {
-       struct packet_header *header = client_packet_header(config, buf);
-       *id = header->stream_instance_id;
+       *id = buf->backend.cpu;
 
        return 0;
 }