[meta-networking][PATCH 12/13] ippool: Fix build errors found with hardening flags

[Khem Raj <raj.khem@gmail.com>]

Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
 ...timer-Check-for-return-value-of-write-API.patch | 28 ++++++++++++++++++++++
 .../recipes-daemons/ippool/ippool_1.3.bb           | 22 ++++++++---------
 2 files changed, 39 insertions(+), 11 deletions(-)
 create mode 100644 meta-networking/recipes-daemons/ippool/ippool/0001-usl_timer-Check-for-return-value-of-write-API.patch

diff --git a/meta-networking/recipes-daemons/ippool/ippool/0001-usl_timer-Check-for-return-value-of-write-API.patch b/meta-networking/recipes-daemons/ippool/ippool/0001-usl_timer-Check-for-return-value-of-write-API.patch
new file mode 100644
index 000000000..6fb7cc5c4
--- /dev/null
+++ b/meta-networking/recipes-daemons/ippool/ippool/0001-usl_timer-Check-for-return-value-of-write-API.patch
@@ -0,0 +1,28 @@
+From 5d7f20c045b3c74dad2c53d65e30bd4840250082 Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Tue, 27 Jun 2017 15:17:19 -0700
+Subject: [PATCH] usl_timer: Check for return value of write() API
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ usl/usl_timer.c | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+diff --git a/usl/usl_timer.c b/usl/usl_timer.c
+index fda752b..d8414a6 100644
+--- a/usl/usl_timer.c
++++ b/usl/usl_timer.c
+@@ -94,7 +94,9 @@ void usl_timer_tick(void)
+ 
+ 	if (!usl_tick_pending) {
+ 		usl_tick_pending = 1;
+-		write(usl_tick_pipe[1], &msg, sizeof(msg));
++		if (write(usl_tick_pipe[1], &msg, sizeof(msg)) != sizeof(msg)) {
++			fprintf(stderr, "write to fd %i failed: %s\n", usl_tick_pipe[1], strerror(errno));
++		}
+ 	}
+ }
+ 
+-- 
+2.13.2
+
diff --git a/meta-networking/recipes-daemons/ippool/ippool_1.3.bb b/meta-networking/recipes-daemons/ippool/ippool_1.3.bb
index 969f434cc..e1c9215ca 100644
--- a/meta-networking/recipes-daemons/ippool/ippool_1.3.bb
+++ b/meta-networking/recipes-daemons/ippool/ippool_1.3.bb
@@ -11,16 +11,16 @@ HOMEPAGE = "http://www.openl2tp.org/"
 SECTION = "console/network"
 LICENSE = "GPLv2+"
 
-SRC_URI = "\
-        https://sourceforge.net/projects/openl2tp/files/${BPN}/${PV}/${BPN}-${PV}.tar.gz \
-        file://ippool_usl_timer.patch \
-        file://ippool_parallel_make_and_pic.patch \
-        file://ippool_init.d.patch \
-        file://always_syslog.patch \
-        file://makefile-add-ldflags.patch \
-        file://runtest.sh \
-        file://ippool.service \
-        "
+SRC_URI = "https://sourceforge.net/projects/openl2tp/files/${BPN}/${PV}/${BPN}-${PV}.tar.gz \
+           file://runtest.sh \
+           file://ippool.service \
+           file://ippool_usl_timer.patch \
+           file://ippool_parallel_make_and_pic.patch \
+           file://ippool_init.d.patch \
+           file://always_syslog.patch \
+           file://makefile-add-ldflags.patch \
+           file://0001-usl_timer-Check-for-return-value-of-write-API.patch \
+           "
 
 LIC_FILES_CHKSUM = "file://LICENSE;md5=4c59283b82fc2b166455e0fc23c71c6f"
 SRC_URI[md5sum] = "e2401e65db26a3764585b97212888fae"
@@ -50,7 +50,7 @@ do_compile_prepend() {
 
     # ignore the OPT_CFLAGS?= in Makefile,
     # it should be in CFLAGS from env
-    export OPT_CFLAGS=
+    export OPT_CFLAGS="${SELECTED_OPTIMIZATION}"
 }
 
 
-- 
2.13.2