X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=libringbuffer%2Fring_buffer_backend.c;h=769e24bffa0c35475aee4ddcec62b60b4b618d93;hb=e52b0723a0f08966ee0913707b549235b2bce96d;hp=9b33408125e96c80981fa3f9bacdd54f716e0efb;hpb=efe0de097e8e1cd372a7eb926e0ec68b97e6ee50;p=lttng-ust.git

diff --git a/libringbuffer/ring_buffer_backend.c b/libringbuffer/ring_buffer_backend.c
index 9b334081..769e24bf 100644
--- a/libringbuffer/ring_buffer_backend.c
+++ b/libringbuffer/ring_buffer_backend.c
@@ -220,8 +220,10 @@ int channel_backend_init(struct channel_backend *chanb,
 	/*
 	 * Make sure the number of subbuffers and subbuffer size are power of 2.
 	 */
-	CHAN_WARN_ON(chanb, hweight32(subbuf_size) != 1);
-	CHAN_WARN_ON(chanb, hweight32(num_subbuf) != 1);
+	if (hweight32(subbuf_size) != 1)
+		return -EINVAL;
+	if (hweight32(num_subbuf) != 1)
+		return -EINVAL;
 
 	ret = subbuffer_id_check_index(config, num_subbuf);
 	if (ret)