[PATCH v1] selftests/landlock: Fix build with non-default pthread linking

[Mickaël Salaün]

Old toolchains require explicit -lpthread (e.g. on Debian 11).

Cc: Günther Noack <gnoack@xxxxxxxxxx>
Cc: Nathan Chancellor <nathan@xxxxxxxxxx>
Cc: Tahera Fahimi <fahimitahera@xxxxxxxxx>
Fixes: c8994965013e ("selftests/landlock: Test signal scoping for threads")
Signed-off-by: Mickaël Salaün <mic@xxxxxxxxxxx>
---
 tools/testing/selftests/landlock/Makefile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/landlock/Makefile b/tools/testing/selftests/landlock/Makefile
index 348e2dbdb4e0..480f13e77fcc 100644
--- a/tools/testing/selftests/landlock/Makefile
+++ b/tools/testing/selftests/landlock/Makefile
@@ -13,11 +13,11 @@ TEST_GEN_PROGS := $(src_test:.c=)
 TEST_GEN_PROGS_EXTENDED := true
 
 # Short targets:
-$(TEST_GEN_PROGS): LDLIBS += -lcap
+$(TEST_GEN_PROGS): LDLIBS += -lcap -lpthread
 $(TEST_GEN_PROGS_EXTENDED): LDFLAGS += -static
 
 include ../lib.mk
 
 # Targets with $(OUTPUT)/ prefix:
-$(TEST_GEN_PROGS): LDLIBS += -lcap
+$(TEST_GEN_PROGS): LDLIBS += -lcap -lpthread
 $(TEST_GEN_PROGS_EXTENDED): LDFLAGS += -static
-- 
2.48.1