From 48a68ba237895c0c6c24ebd256ae6a9adec2628f Mon Sep 17 00:00:00 2001
From: Jeremy Rand <jeremyrand@danwin1210.de>
Date: Sat, 22 Apr 2023 04:43:41 +0000
Subject: [PATCH] mmap-rnd-bits: Handle unwritable /etc/sysctl.d/

---
 usr/libexec/security-misc/mmap-rnd-bits | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/usr/libexec/security-misc/mmap-rnd-bits b/usr/libexec/security-misc/mmap-rnd-bits
index 88817a1..edb0fb7 100755
--- a/usr/libexec/security-misc/mmap-rnd-bits
+++ b/usr/libexec/security-misc/mmap-rnd-bits
@@ -45,6 +45,9 @@ vm.mmap_rnd_bits=${BITS_MAX}
 vm.mmap_rnd_compat_bits=${COMPAT_BITS_MAX}"
 
 ## Write the sysctl.d conf file.
-echo "${SYSCTL}" > /etc/sysctl.d/30_security-misc_aslr-mmap.conf
+if ! echo "${SYSCTL}" | tee /etc/sysctl.d/30_security-misc_aslr-mmap.conf > /dev/null
+then
+    echo "Error writing ASLR map config"
+fi
 
 exit 0