From 0484dbcf68638149a8510537fd1a42c836f84020 Mon Sep 17 00:00:00 2001
From: "dejun.xdj" <dejun.xdj@alibaba-inc.com>
Date: Tue, 10 Jul 2018 16:46:48 +0800
Subject: [PATCH] Streams: using streamCompareID() instead of direct compare.

---
 src/t_stream.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/src/t_stream.c b/src/t_stream.c
index 54d6b0d1..6a4439d0 100644
--- a/src/t_stream.c
+++ b/src/t_stream.c
@@ -1392,9 +1392,7 @@ void xreadCommand(client *c) {
                  * synchronously in case the group top item delivered is smaller
                  * than what the stream has inside. */
                 streamID *last = &groups[i]->last_id;
-                if (s->last_id.ms > last->ms ||
-                    (s->last_id.ms == last->ms && s->last_id.seq > last->seq))
-                {
+                if (streamCompareID(&s->last_id, last) > 0) {
                     serve_synchronously = 1;
                     *gt = *last;
                 }
@@ -1402,9 +1400,7 @@ void xreadCommand(client *c) {
         } else {
             /* For consumers without a group, we serve synchronously if we can
              * actually provide at least one item from the stream. */
-            if (s->last_id.ms > gt->ms ||
-                (s->last_id.ms == gt->ms && s->last_id.seq > gt->seq))
-            {
+            if (streamCompareID(&s->last_id, gt) > 0) {
                 serve_synchronously = 1;
             }
         }