tc: fq: clarify the length of orphan_mask.

Signed-off-by: kai zhang <zhangkaiheb@126.com>
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
diff --git a/tc/q_fq.c b/tc/q_fq.c
index 98d1bf4..b10d01e 100644
--- a/tc/q_fq.c
+++ b/tc/q_fq.c
@@ -253,7 +253,7 @@
 			  &refill_delay, sizeof(refill_delay));
 	if (set_orphan_mask)
 		addattr_l(n, 1024, TCA_FQ_ORPHAN_MASK,
-			  &orphan_mask, sizeof(refill_delay));
+			  &orphan_mask, sizeof(orphan_mask));
 	if (set_ce_threshold)
 		addattr_l(n, 1024, TCA_FQ_CE_THRESHOLD,
 			  &ce_threshold, sizeof(ce_threshold));