netkit-telnet: Fix build with hardening

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Joe MacDonald <joe_macdonald@mentor.com>
This commit is contained in:
Khem Raj 2017-06-27 19:08:14 -07:00 committed by Joe MacDonald
parent e244c28893
commit 6b0fb999ac
2 changed files with 72 additions and 5 deletions

View File

@ -0,0 +1,66 @@
From 7a3095d1e9b7c73f9dca56250f433bcfc7cb660e Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Tue, 27 Jun 2017 10:15:34 -0700
Subject: [PATCH] telnet/telnetd: Fix print format strings
Fixes build with hardening flags
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
telnet/utilities.cc | 6 +++---
telnetd/utility.c | 6 +++---
2 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/telnet/utilities.cc b/telnet/utilities.cc
index 66839ab..36f0731 100644
--- a/telnet/utilities.cc
+++ b/telnet/utilities.cc
@@ -583,17 +583,17 @@ void printsub(int direction, unsigned char *pointer, int length) {
case ENV_VAR:
if (pointer[1] == TELQUAL_SEND)
goto def_case;
- fprintf(NetTrace, "\" VAR " + noquote);
+ fprintf(NetTrace, "%s", "\" VAR " + noquote);
noquote = 2;
break;
case ENV_VALUE:
- fprintf(NetTrace, "\" VALUE " + noquote);
+ fprintf(NetTrace, "%s", "\" VALUE " + noquote);
noquote = 2;
break;
case ENV_ESC:
- fprintf(NetTrace, "\" ESC " + noquote);
+ fprintf(NetTrace, "%s", "\" ESC " + noquote);
noquote = 2;
break;
diff --git a/telnetd/utility.c b/telnetd/utility.c
index 29b7da1..75314cb 100644
--- a/telnetd/utility.c
+++ b/telnetd/utility.c
@@ -909,17 +909,17 @@ printsub(char direction, unsigned char *pointer, int length)
case ENV_VAR:
if (pointer[1] == TELQUAL_SEND)
goto def_case;
- netoprintf("\" VAR " + noquote);
+ netoprintf("%s", "\" VAR " + noquote);
noquote = 2;
break;
case ENV_VALUE:
- netoprintf("\" VALUE " + noquote);
+ netoprintf("%s", "\" VALUE " + noquote);
noquote = 2;
break;
case ENV_ESC:
- netoprintf("\" ESC " + noquote);
+ netoprintf("%s", "\" ESC " + noquote);
noquote = 2;
break;
--
2.13.2

View File

@ -5,11 +5,12 @@ LICENSE = "BSD"
LIC_FILES_CHKSUM = "file://telnet/telnet.cc;beginline=2;endline=3;md5=780868e7b566313e70cb701560ca95ef"
SRC_URI = "ftp://ftp.uk.linux.org/pub/linux/Networking/netkit/${BP}.tar.gz \
file://To-aviod-buffer-overflow-in-telnet.patch \
file://Warning-fix-in-the-step-of-install.patch \
file://telnet-xinetd \
file://cross-compile.patch \
"
file://To-aviod-buffer-overflow-in-telnet.patch \
file://Warning-fix-in-the-step-of-install.patch \
file://telnet-xinetd \
file://cross-compile.patch \
file://0001-telnet-telnetd-Fix-print-format-strings.patch \
"
EXTRA_OEMAKE = "INSTALLROOT=${D} SBINDIR=${sbindir} DAEMONMODE=755 \
MANMODE=644 MANDIR=${mandir}"