[HID,for-next,v1,4/9] selftests: hid: ensure the program is correctly pinned

Message ID 20230106102332.1019632-5-benjamin.tissoires@redhat.com
State New
Headers
Series HID-BPF LLVM fixes, no more hacks |

Commit Message

Benjamin Tissoires Jan. 6, 2023, 10:23 a.m. UTC
  Turns out that if bpffs was not mounted, the test was silently passing.

So ensure it passes by checking the mount command result.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
---
 tools/testing/selftests/hid/hid_bpf.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
  

Patch

diff --git a/tools/testing/selftests/hid/hid_bpf.c b/tools/testing/selftests/hid/hid_bpf.c
index d215bb492eb4..3b204a15e44b 100644
--- a/tools/testing/selftests/hid/hid_bpf.c
+++ b/tools/testing/selftests/hid/hid_bpf.c
@@ -640,7 +640,8 @@  TEST_F(hid_bpf, test_attach_detach)
 
 	/* pin the first program and immediately unpin it */
 #define PIN_PATH "/sys/fs/bpf/hid_first_event"
-	bpf_program__pin(self->skel->progs.hid_first_event, PIN_PATH);
+	err = bpf_program__pin(self->skel->progs.hid_first_event, PIN_PATH);
+	ASSERT_OK(err) TH_LOG("error while calling bpf_program__pin");
 	remove(PIN_PATH);
 #undef PIN_PATH
 	usleep(100000);