CRYPTO_secure_malloc_init: Add FreeBSD support for secure-malloc dont-dump-region.

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Paul Dale <paul.dale@oracle.com>
Reviewed-by: Tomas Mraz <tmraz@fedoraproject.org>
(Merged from https://github.com/openssl/openssl/pull/13394)

diff --git a/crypto/mem_sec.c b/crypto/mem_sec.c
index ee3750725c782518e01788faf164565fdb2e59b6..f27a759f1736372bc1bb14f837c0db915746235b 100644 (file)
--- a/crypto/mem_sec.c
+++ b/crypto/mem_sec.c
@@ -32,6 +32,9 @@
 # include <sys/types.h>
 # if defined(OPENSSL_SYS_UNIX)
 #  include <sys/mman.h>
+#  if defined(__FreeBSD__)
+#    define MADV_DONTDUMP MADV_NOCORE
+#  endif
 # endif
 # if defined(OPENSSL_SYS_LINUX)
 #  include <sys/syscall.h>