From 1f50cd6ac3aaa47fdf26bb509b455ac7ed8ef7fe Mon Sep 17 00:00:00 2001
From: mutouyun <mark.lonr@tom.com>
Date: Thu, 22 Nov 2018 17:01:20 +0800
Subject: [PATCH] optimized code

---
 src/circ_queue.h | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/src/circ_queue.h b/src/circ_queue.h
index 77598f6..f7f0755 100644
--- a/src/circ_queue.h
+++ b/src/circ_queue.h
@@ -53,10 +53,7 @@ private:
 
 public:
     static std::uint16_t next(std::uint16_t i) {
-        if (id(++i) == elem_max) {
-            return ++i;
-        }
-        else return i;
+        return (id(++i) == elem_max) ? 0 : i;
     }
 
     circ_queue(void) {