Fix metadata channel creation

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>

diff --git a/libust/ltt-ring-buffer-metadata-client.h b/libust/ltt-ring-buffer-metadata-client.h
index 8efa9e3716379c21956371b9ffd8b69d7c0653b9..00c07fc57e80e47f6dda25be958a911bf4eca08d 100644 (file)
--- a/libust/ltt-ring-buffer-metadata-client.h
+++ b/libust/ltt-ring-buffer-metadata-client.h
@@ -165,7 +165,9 @@ struct ltt_channel *_channel_create(const char *name,
        ltt_chan->handle = channel_create(&client_config, name, ltt_chan, buf_addr,
                              subbuf_size, num_subbuf, switch_timer_interval,
                              read_timer_interval);
-       ltt_chan->chan = shmp(handle, handle->chan);
+       if (!ltt_chan->handle)
+               return NULL;
+       ltt_chan->chan = shmp(ltt_chan->handle, ltt_chan->handle->chan);
        return ltt_chan;
 }