X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=libringbuffer%2Fring_buffer_backend.c;h=bec31a30aeafbcfac8a9cf8fec08b27e3253a507;hb=6c1f7d8b0c224a1cb2ef196c1bd3eb7115f53f51;hp=cac746c246109d792432ad552e51cc77dd916356;hpb=b472cfc0aede5a39d27893346bc6dff8856f6891;p=lttng-ust.git

diff --git a/libringbuffer/ring_buffer_backend.c b/libringbuffer/ring_buffer_backend.c
index cac746c2..bec31a30 100644
--- a/libringbuffer/ring_buffer_backend.c
+++ b/libringbuffer/ring_buffer_backend.c
@@ -213,7 +213,7 @@ int channel_backend_init(struct channel_backend *chanb,
 	struct channel *chan = caa_container_of(chanb, struct channel, backend);
 	unsigned int i;
 	int ret;
-	size_t shmsize = 0, bufshmsize = 0, num_subbuf_alloc;
+	size_t shmsize = 0, num_subbuf_alloc;
 
 	if (!name)
 		return -EPERM;
@@ -257,11 +257,11 @@ int channel_backend_init(struct channel_backend *chanb,
 	num_subbuf_alloc = num_subbuf + 1;
 	shmsize += offset_align(shmsize, __alignof__(struct lib_ring_buffer_backend_pages_shmp));
 	shmsize += sizeof(struct lib_ring_buffer_backend_pages_shmp) * num_subbuf_alloc;
-	shmsize += offset_align(bufshmsize, PAGE_SIZE);
+	shmsize += offset_align(shmsize, PAGE_SIZE);
 	shmsize += subbuf_size * num_subbuf_alloc;
-	shmsize += offset_align(bufshmsize, __alignof__(struct lib_ring_buffer_backend_pages));
+	shmsize += offset_align(shmsize, __alignof__(struct lib_ring_buffer_backend_pages));
 	shmsize += sizeof(struct lib_ring_buffer_backend_pages) * num_subbuf_alloc;
-	shmsize += offset_align(bufshmsize, __alignof__(struct lib_ring_buffer_backend_subbuffer));
+	shmsize += offset_align(shmsize, __alignof__(struct lib_ring_buffer_backend_subbuffer));
 	shmsize += sizeof(struct lib_ring_buffer_backend_subbuffer) * num_subbuf;
 	/* Per-cpu buffer size: control (after backend) */
 	shmsize += offset_align(shmsize, __alignof__(struct commit_counters_hot));