linux-kernel - [PATCH HID for-next v2 7/9] selftests: hid: enforce new attach API

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Message-Id: <20230113090935.1763477-8-benjamin.tissoires@redhat.com>
Date:   Fri, 13 Jan 2023 10:09:33 +0100
From:   Benjamin Tissoires <benjamin.tissoires@...hat.com>
To:     Greg KH <gregkh@...uxfoundation.org>,
        Jiri Kosina <jikos@...nel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:     Tero Kristo <tero.kristo@...ux.intel.com>,
        linux-kernel@...r.kernel.org, linux-input@...r.kernel.org,
        netdev@...r.kernel.org, bpf@...r.kernel.org,
        linux-kselftest@...r.kernel.org,
        Benjamin Tissoires <benjamin.tissoires@...hat.com>
Subject: [PATCH HID for-next v2 7/9] selftests: hid: enforce new attach API

Now that the new API for hid_bpf_attach_prog() is in place, ensure we
get an fd when calling this function. And remove the fallback code.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@...hat.com>

---

no changes in v2
---
 tools/testing/selftests/hid/hid_bpf.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/tools/testing/selftests/hid/hid_bpf.c b/tools/testing/selftests/hid/hid_bpf.c
index 9a262fe99b32..2cf96f818f25 100644
--- a/tools/testing/selftests/hid/hid_bpf.c
+++ b/tools/testing/selftests/hid/hid_bpf.c
@@ -638,11 +638,7 @@ TEST_F(hid_bpf, test_attach_detach)
 	LOAD_PROGRAMS(progs);
 
 	link = self->hid_links[0];
-	/* we might not be using the new code path where hid_bpf_attach_prog()
-	 * returns a link.
-	 */
-	if (!link)
-		link = bpf_program__fd(self->skel->progs.hid_first_event);
+	ASSERT_GT(link, 0) TH_LOG("HID-BPF link not created");
 
 	/* inject one event */
 	buf[0] = 1;
-- 
2.38.1