ltp: avoid segmentation fault in netns tests

* backport a patch to avoid segmentation
  fault in netns tests.

* rename previous patch to have ordered
  prefix number.

(From OE-Core rev: 67f67da5d673ad60d3d3138ba32822679f565267)

Signed-off-by: Jackie Huang <jackie.huang@windriver.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

3 files changed, 52 insertions, 1 deletions

diff --git a/meta/recipes-extended/ltp/ltp/0001-testcases-network-nfsv4-acl-acl1.c-Security-fix-on-s.patch b/meta/recipes-extended/ltp/ltp/0036-testcases-network-nfsv4-acl-acl1.c-Security-fix-on-s.patch
index 04532be79e..04532be79e 100644
--- a/meta/recipes-extended/ltp/ltp/0001-testcases-network-nfsv4-acl-acl1.c-Security-fix-on-s.patch
+++ b/meta/recipes-extended/ltp/ltp/0036-testcases-network-nfsv4-acl-acl1.c-Security-fix-on-s.patch
diff --git a/meta/recipes-extended/ltp/ltp/0037-containers-netns_netlink-Avoid-segmentation-fault.patch b/meta/recipes-extended/ltp/ltp/0037-containers-netns_netlink-Avoid-segmentation-fault.patch
new file mode 100644
index 0000000000..18d1f727f2
--- /dev/null
+++ b/meta/recipes-extended/ltp/ltp/0037-containers-netns_netlink-Avoid-segmentation-fault.patch
@@ -0,0 +1,50 @@
+From 193ce739b2a5174269a958b00c3a5590de944e0d Mon Sep 17 00:00:00 2001
+From: Huacai Chen <chenhc@lemote.com>
+Date: Thu, 27 Oct 2016 14:45:52 +0800
+Subject: [PATCH] containers/netns_netlink: Avoid segmentation fault
+
+In order to avoid segmentation fault (use NULL as a function pointer),
+this patch modify check_netns() by passing a dummy function pointer to
+do_clone_unshare_test().
+
+Signed-off-by: Huacai Chen <chenhc@lemote.com>
+Signed-off-by: Cyril Hrubis <chrubis@suse.cz>
+
+Upstream-Status: Backport
+
+Signed-off-by: Jackie Huang <jackie.huang@windriver.com>
+---
+ testcases/kernel/containers/netns/netns_helper.h | 10 ++++++++--
+ 1 file changed, 8 insertions(+), 2 deletions(-)
+
+diff --git a/testcases/kernel/containers/netns/netns_helper.h b/testcases/kernel/containers/netns/netns_helper.h
+index 2a331ae..7df6dcb 100644
+--- a/testcases/kernel/containers/netns/netns_helper.h
++++ b/testcases/kernel/containers/netns/netns_helper.h
+@@ -56,6 +56,12 @@ static void check_iproute(unsigned int spe_ipver)
+ 	pclose(ipf);
+ }
+ 
++static int dummy(void *arg)
++{
++	(void) arg;
++	return 0;
++}
++
+ static void check_netns(void)
+ {
+ 	int pid, status;
+@@ -64,8 +70,8 @@ static void check_netns(void)
+ 		tst_brkm(TCONF | TERRNO, NULL, "CLONE_NEWNS (%d) not supported",
+ 			 CLONE_NEWNS);
+ 
+-	pid = do_clone_unshare_test(T_UNSHARE, CLONE_NEWNET | CLONE_NEWNS, NULL,
+-			NULL);
++	pid = do_clone_unshare_test(T_UNSHARE, CLONE_NEWNET | CLONE_NEWNS,
++	                            dummy, NULL);
+ 	if (pid == -1)
+ 		tst_brkm(TCONF | TERRNO, NULL,
+ 				"unshare syscall smoke test failed");
+-- 
+2.7.4
+
diff --git a/meta/recipes-extended/ltp/ltp_20160126.bb b/meta/recipes-extended/ltp/ltp_20160126.bb
index 7ee84e3557..841302b0ad 100644
--- a/meta/recipes-extended/ltp/ltp_20160126.bb
+++ b/meta/recipes-extended/ltp/ltp_20160126.bb
@@ -62,7 +62,8 @@ SRC_URI = "git://github.com/linux-test-project/ltp.git \
            file://0033-shmat1-Cover-GNU-specific-code-under-__USE_GNU.patch \
            file://0034-periodic_output.patch \
            file://0035-fix-test_proc_kill-hang.patch \
-           file://0001-testcases-network-nfsv4-acl-acl1.c-Security-fix-on-s.patch \
+           file://0036-testcases-network-nfsv4-acl-acl1.c-Security-fix-on-s.patch \
+           file://0037-containers-netns_netlink-Avoid-segmentation-fault.patch \
            "
 
 S = "${WORKDIR}/git"