From: Dmitry Volyntsev <xeioex@nginx.com>
Date: Mon, 11 Jan 2021 19:53:09 +0000 (+0000)
Subject: Allowing to reserve 0 bytes in njs_chb_reserve() for consistency.
X-Git-Tag: 0.5.1~14
X-Git-Url: http://www.kaiwu.me/postgresql/commit/?a=commitdiff_plain;h=a042281726cdeb3048a815acf4f090780004e1cf;p=njs.git

Allowing to reserve 0 bytes in njs_chb_reserve() for consistency.
---

diff --git a/src/njs_chb.c b/src/njs_chb.c
index 718cfe6d..6c54ec8f 100644
--- a/src/njs_chb.c
+++ b/src/njs_chb.c
@@ -34,10 +34,6 @@ njs_chb_reserve(njs_chb_t *chain, size_t size)
 {
     njs_chb_node_t  *n;
 
-    if (njs_slow_path(size == 0)) {
-        return NULL;
-    }
-
     n = chain->last;
 
     if (njs_fast_path(n != NULL && njs_chb_node_room(n) >= size)) {