[PKT_SCHED]: Return ENOENT if qdisc module is unavailable

Return ENOENT if qdisc module is unavailable

Signed-off-by: Jamal Hadi Salim <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index c7844ba..a19eff12 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -430,7 +430,7 @@
 	}
 #endif
 
-	err = -EINVAL;
+	err = -ENOENT;
 	if (ops == NULL)
 		goto err_out;