X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=liblttng-ust%2Flttng-ring-buffer-metadata-client.h;h=ed8db359fa1a089563ec09652b8b2e167d959bf5;hb=34daae3e48423fc35b363e19136e324f9e31b05a;hp=921549faff4c8cc95ff5e3afe2c41aa653cc4c1c;hpb=2deddc6f7fde7bc9d1f6abc77217649e22a0c78c;p=deliverable%2Flttng-ust.git

diff --git a/liblttng-ust/lttng-ring-buffer-metadata-client.h b/liblttng-ust/lttng-ring-buffer-metadata-client.h
index 921549fa..ed8db359 100644
--- a/liblttng-ust/lttng-ring-buffer-metadata-client.h
+++ b/liblttng-ust/lttng-ring-buffer-metadata-client.h
@@ -101,6 +101,9 @@ static void client_buffer_begin(struct lttng_ust_lib_ring_buffer *buf, uint64_t
 				handle);
 	struct lttng_channel *lttng_chan = channel_get_private(chan);
 
+	assert(header);
+	if (!header)
+		return;
 	header->magic = TSDL_MAGIC_NUMBER;
 	memcpy(header->uuid, lttng_chan->uuid, sizeof(lttng_chan->uuid));
 	header->checksum = 0;		/* 0 if unused */
@@ -129,6 +132,9 @@ static void client_buffer_end(struct lttng_ust_lib_ring_buffer *buf, uint64_t ts
 				handle);
 	unsigned long records_lost = 0;
 
+	assert(header);
+	if (!header)
+		return;
 	header->content_size = data_size * CHAR_BIT;		/* in bits */
 	header->packet_size = PAGE_ALIGN(data_size) * CHAR_BIT; /* in bits */
 	/*