From 1c5c96a50a0caad8f50463646947443db580b174 Mon Sep 17 00:00:00 2001
From: Axel Lin <axel.lin@ingics.com>
Date: Mon, 22 Aug 2016 23:09:57 +0800
Subject: [PATCH] pbuf: Use SYS_ARCH_INC in pbuf_ref()

Use SYS_ARCH_INC to simplify the code.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: goldsimon <goldsimon@gmx.de>
---
 src/core/pbuf.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/src/core/pbuf.c b/src/core/pbuf.c
index 671397cd..c290e492 100644
--- a/src/core/pbuf.c
+++ b/src/core/pbuf.c
@@ -766,12 +766,9 @@ pbuf_clen(struct pbuf *p)
 void
 pbuf_ref(struct pbuf *p)
 {
-  SYS_ARCH_DECL_PROTECT(old_level);
   /* pbuf given? */
   if (p != NULL) {
-    SYS_ARCH_PROTECT(old_level);
-    ++(p->ref);
-    SYS_ARCH_UNPROTECT(old_level);
+    SYS_ARCH_INC(p->ref, 1);
   }
 }