From: Willy Tarreau <w@1wt.eu>
Date: Mon, 22 Mar 2021 21:05:05 +0000 (+0100)
Subject: MINOR: pools: add pool_zalloc() to return a zeroed area
X-Git-Tag: v2.4-dev14~58
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=18759079b6039ef748e3fdaea91f3a12f97f782a;p=thirdparty%2Fhaproxy.git

MINOR: pools: add pool_zalloc() to return a zeroed area

It's like pool_alloc() but the output is zeroed before being returned
and is never poisonned.
---

diff --git a/include/haproxy/pool.h b/include/haproxy/pool.h
index b37fb9d3e1..ce13710378 100644
--- a/include/haproxy/pool.h
+++ b/include/haproxy/pool.h
@@ -325,6 +325,15 @@ static inline void *pool_alloc(struct pool_head *pool)
 	return __pool_alloc(pool, 0);
 }
 
+/*
+ * Returns a pointer to type <type> taken from the pool <pool_type> or
+ * dynamically allocated. The area is zeroed.
+ */
+static inline void *pool_zalloc(struct pool_head *pool)
+{
+	return __pool_alloc(pool, POOL_F_MUST_ZERO);
+}
+
 /*
  * Puts a memory area back to the corresponding pool.
  * Items are chained directly through a pointer that