X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=lttng-context-comm.c;h=beea83ffc14e471769a7c34da63591adb2a63fd4;hb=6064fe3a84e4225e80ab191eae5a38de31f3fc7e;hp=6e51bf854a3bad17765085d493c7536d94686b81;hpb=25b2f99ab44a986f4850ece6eaadb2ead024c924;p=lttng-modules.git

diff --git a/lttng-context-comm.c b/lttng-context-comm.c
index 6e51bf85..beea83ff 100644
--- a/lttng-context-comm.c
+++ b/lttng-context-comm.c
@@ -41,11 +41,14 @@ void comm_record(struct lttng_ctx_field *field,
 int lttng_add_comm_to_ctx(struct lttng_ctx **ctx)
 {
 	struct lttng_ctx_field *field;
-	int ret;
 
 	field = lttng_append_context(ctx);
 	if (!field)
-		return ret;
+		return -ENOMEM;
+	if (lttng_find_context(*ctx, "comm")) {
+		lttng_remove_context_field(ctx, field);
+		return -EEXIST;
+	}
 	field->event_field.name = "comm";
 	field->event_field.type.atype = atype_array;
 	field->event_field.type.u.array.elem_type.atype = atype_integer;