From 7e56a49e23c810673b83e48eb9ca36229bb4016e Mon Sep 17 00:00:00 2001
From: William Hubbs <w.d.hubbs@gmail.com>
Date: Tue, 22 May 2018 17:11:43 -0500
Subject: [PATCH] Logger: only log printable characters and newlines

X-Gentoo-Bug: 651412
X-Gentoo-Bug-URL: https://bugs.gentoo.org/show_bug.cgi?id=651412
---
 src/rc/rc-logger.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/rc/rc-logger.c b/src/rc/rc-logger.c
index 062ce3d9..22926211 100644
--- a/src/rc/rc-logger.c
+++ b/src/rc/rc-logger.c
@@ -87,6 +87,8 @@ write_log(int logfd, const char *buffer, size_t bytes)
 		}
 
 		if (!in_escape) {
+			if (!isprint((int) *p) && *p != '\n')
+				goto cont;
 			if (write(logfd, p++, 1) == -1)
 				eerror("write: %s", strerror(errno));
 			continue;