[PATCH] selftests: net: use LDLIBS instead of LDFLAGS to link against libnuma

[Fathi Boudra]

reuseport_bpf_numa fails to build with undefined reference:

 aarch64-linaro-linux-gcc
 --sysroot=/build/tmp-rpb-glibc/sysroots/hikey -Wall
 -Wl,--no-as-needed -O2 -g -I../../../../usr/include/  -Wl,-O1
 -Wl,--hash-style=gnu -Wl,--as-needed -lnuma  reuseport_bpf_numa.c
 -o
 /build/tmp-rpb-glibc/work/hikey-linaro-linux/kselftests/4.12-r0/linux-4.12-rc7/tools/testing/selftests/net/reuseport_bpf_numa
 /tmp/ccfUuExT.o: In function `send_from_node':
 /build/tmp-rpb-glibc/work/hikey-linaro-linux/kselftests/4.12-r0/linux-4.12-rc7/tools/testing/selftests/net/reuseport_bpf_numa.c:138:
 undefined reference to `numa_run_on_node'
 /tmp/ccfUuExT.o: In function `main':
 /build/tmp-rpb-glibc/work/hikey-linaro-linux/kselftests/4.12-r0/linux-4.12-rc7/tools/testing/selftests/net/reuseport_bpf_numa.c:230:
 undefined reference to `numa_available'
 /build/tmp-rpb-glibc/work/hikey-linaro-linux/kselftests/4.12-r0/linux-4.12-rc7/tools/testing/selftests/net/reuseport_bpf_numa.c:233:
 undefined reference to `numa_max_node'

Use LDLIBS instead of LDFLAGS to properly link against libnuma.

Signed-off-by: Fathi Boudra <fathi.boudra@xxxxxxxxxx>
---
 tools/testing/selftests/net/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile
index 35cbb4cba410..17c732a19c4c 100644
--- a/tools/testing/selftests/net/Makefile
+++ b/tools/testing/selftests/net/Makefile
@@ -3,7 +3,7 @@
 CFLAGS =  -Wall -Wl,--no-as-needed -O2 -g
 CFLAGS += -I../../../../usr/include/
 
-reuseport_bpf_numa: LDFLAGS += -lnuma
+reuseport_bpf_numa: LDLIBS += -lnuma
 
 TEST_PROGS := run_netsocktests run_afpackettests test_bpf.sh netdevice.sh
 TEST_GEN_FILES =  socket
-- 
2.13.0