From: Matthijs Mekking <matthijs@isc.org>
Date: Tue, 4 Feb 2020 10:00:58 +0000 (+0100)
Subject: Add a note on memory allocation
X-Git-Tag: v9.14.11~20^2~2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6b9f9a0b528dd26bb094ab1ab8352f31d97dab67;p=thirdparty%2Fbind9.git

Add a note on memory allocation

isc__memalloc_t must deal with memory allocation failure
and must never return NULL.

(cherry picked from commit b8be29fee61c46170dc087ee72b88a84ef9f8d21)
---

diff --git a/lib/isc/include/isc/mem.h b/lib/isc/include/isc/mem.h
index 6f61c17505e..3cdc9376d9e 100644
--- a/lib/isc/include/isc/mem.h
+++ b/lib/isc/include/isc/mem.h
@@ -30,6 +30,11 @@ ISC_LANG_BEGINDECLS
 #define ISC_MEM_HIWATER 1
 typedef void (*isc_mem_water_t)(void *, int);
 
+/*%
+ * Memory allocation and free function definitions.
+ * isc_memalloc_t must deal with memory allocation failure
+ * and must never return NULL.
+ */
 typedef void * (*isc_memalloc_t)(void *, size_t);
 typedef void (*isc_memfree_t)(void *, void *);