Fix: Create stream after adding its stream class to a trace

[babeltrace.git] / formats / ctf / ir / trace.c

diff --git a/formats/ctf/ir/trace.c b/formats/ctf/ir/trace.c
index b8f4f7258d0bc66463d03cff58b386b60d3fcfde..d911dfd69946029e8078814a4a94ac30f2ca1af1 100644 (file)
--- a/formats/ctf/ir/trace.c
+++ b/formats/ctf/ir/trace.c
@@ -46,7 +46,7 @@ void bt_ctf_trace_destroy(struct bt_ctf_ref *ref);
 static
 int init_trace_packet_header(struct bt_ctf_trace *trace);
 static
-void bt_ctf_trace_freeze(struct bt_ctf_trace *trace);
+int bt_ctf_trace_freeze(struct bt_ctf_trace *trace);
 
 static
 const unsigned int field_type_aliases_alignments[] = {
@@ -156,11 +156,6 @@ struct bt_ctf_stream *bt_ctf_trace_create_stream(struct bt_ctf_trace *trace,
                goto error;
        }
 
-       stream = bt_ctf_stream_create(stream_class, trace);
-       if (!stream) {
-               goto error;
-       }
-
        for (i = 0; i < trace->stream_classes->len; i++) {
                if (trace->stream_classes->pdata[i] == stream_class) {
                        stream_class_found = 1;
@@ -174,6 +169,11 @@ struct bt_ctf_stream *bt_ctf_trace_create_stream(struct bt_ctf_trace *trace,
                }
        }
 
+       stream = bt_ctf_stream_create(stream_class, trace);
+       if (!stream) {
+               goto error;
+       }
+
        bt_ctf_stream_get(stream);
        g_ptr_array_add(trace->streams, stream);
 
@@ -504,7 +504,8 @@ int bt_ctf_trace_add_stream_class(struct bt_ctf_trace *trace,
 
        bt_ctf_stream_class_freeze(stream_class);
        if (!trace->frozen) {
-               bt_ctf_trace_freeze(trace);
+               ret = bt_ctf_trace_freeze(trace);
+               goto end;
        }
 end:
        if (ret) {
@@ -878,25 +879,34 @@ BT_HIDDEN
 struct bt_ctf_field_type *get_field_type(enum field_type_alias alias)
 {
        unsigned int alignment, size;
-       struct bt_ctf_field_type *field_type;
+       struct bt_ctf_field_type *field_type = NULL;
 
        if (alias >= NR_FIELD_TYPE_ALIAS) {
-               return NULL;
+               goto end;
        }
 
        alignment = field_type_aliases_alignments[alias];
        size = field_type_aliases_sizes[alias];
        field_type = bt_ctf_field_type_integer_create(size);
        bt_ctf_field_type_set_alignment(field_type, alignment);
+end:
        return field_type;
 }
 
 static
-void bt_ctf_trace_freeze(struct bt_ctf_trace *trace)
+int bt_ctf_trace_freeze(struct bt_ctf_trace *trace)
 {
-       bt_ctf_trace_resolve_types(trace);
+       int ret = 0;
+
+       ret = bt_ctf_trace_resolve_types(trace);
+       if (ret) {
+               goto end;
+       }
+
        bt_ctf_attributes_freeze(trace->environment);
        trace->frozen = 1;
+end:
+       return ret;
 }
 
 static