diff --git a/include/proto/stream_interface.h b/include/proto/stream_interface.h
index 584abcf..745bbcb 100644
--- a/include/proto/stream_interface.h
+++ b/include/proto/stream_interface.h
@@ -124,11 +124,11 @@
 }
 
 /* initializes a stream interface in the SI_ST_INI state. It's detached from
- * any endpoint and is only attached to an owner (generally a task).
+ * any endpoint and only keeps its side which is expected to have already been
+ * set.
  */
-static inline void si_reset(struct stream_interface *si, void *owner)
+static inline void si_reset(struct stream_interface *si)
 {
-	si->owner          = owner;
 	si->err_type       = SI_ET_NONE;
 	si->conn_retries   = 0;  /* used for logging too */
 	si->exp            = TICK_ETERNITY;
diff --git a/include/types/stream_interface.h b/include/types/stream_interface.h
index 9d81bbc..d8865d5 100644
--- a/include/types/stream_interface.h
+++ b/include/types/stream_interface.h
@@ -175,7 +175,6 @@
 	enum si_state prev_state;/* SI_ST*, copy of previous state */
 	unsigned short flags;    /* SI_FL_* */
 	unsigned int exp;       /* wake up time for connect, queue, turn-around, ... */
-	void *owner;            /* generally a (struct task*) */
 	enum obj_type *end;     /* points to the end point (connection or appctx) */
 	struct si_ops *ops;     /* general operations at the stream interface layer */