From: Prashant Bhole <bhole_prashant_q7@lab.ntt.co.jp>
Date: Tue, 13 Feb 2018 04:42:49 +0000 (+0900)
Subject: bpf: samples/sockmap fix Makefile for build error
X-Git-Tag: v4.19~1326^2~369^2~8
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9492686c53f3a98e7027d1079db1471ab20e17de;p=platform%2Fkernel%2Flinux-rpi3.git

bpf: samples/sockmap fix Makefile for build error

While building samples/sockmap, undefined reference error is thrown
for `nla_dump_errormsg'.
Linking tools/lib/bpf/nlattr.o as a fix

Signed-off-by: Prashant Bhole <bhole_prashant_q7@lab.ntt.co.jp>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
---

diff --git a/samples/sockmap/Makefile b/samples/sockmap/Makefile
index 73f1da4..9bf2881 100644
--- a/samples/sockmap/Makefile
+++ b/samples/sockmap/Makefile
@@ -2,7 +2,7 @@
 hostprogs-y := sockmap
 
 # Libbpf dependencies
-LIBBPF := ../../tools/lib/bpf/bpf.o
+LIBBPF := ../../tools/lib/bpf/bpf.o ../../tools/lib/bpf/nlattr.o
 
 HOSTCFLAGS += -I$(objtree)/usr/include
 HOSTCFLAGS += -I$(srctree)/tools/lib/