From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from codeconstruct.com.au (pi.codeconstruct.com.au [203.29.241.158]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9F2ED4964F; Wed, 14 Oct 2026 04:47:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=203.29.241.158 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791953278; cv=none; b=X/x2qGaZB6WUBkBopsPRMbTRYEEMbFLtFKN3CHgmet3qRL9j577ixBMP9KtEBcpQ4CW2XZ+riLrNPw4GDESWIwfYeDsKcsVi5c3YjOdG/U5KhwAkMxXbCnhklB19qJeYy6Tr4IgYtF8jEWOgiKMrZX/nWJyZAcdobJGpW7y+djs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791953278; c=relaxed/simple; bh=T2zwEOSKeJVPvjSKm2GKFRJuXwoncrPadWyEQ19not8=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=KcHaIhyoZJqaEXJyWe2zjlXS4R9NnN0JZKvSf6Fxnlkba6zIVSgZV3v8Urv3lfmHYLjFqEmUTdQuJd6kY1awco+hAz4zYNU51ZFW9tnvTuGxk9jfdOlH8Blv2vbGoQBPJ1eSdXyMmpMPxsQxMMQI81zMygD09FefrF8sm85EgQw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=codeconstruct.com.au; spf=pass smtp.mailfrom=codeconstruct.com.au; dkim=pass (2048-bit key) header.d=codeconstruct.com.au header.i=@codeconstruct.com.au header.b=bHzVEkJo; arc=none smtp.client-ip=203.29.241.158 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=codeconstruct.com.au Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=codeconstruct.com.au Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=codeconstruct.com.au header.i=@codeconstruct.com.au header.b="bHzVEkJo" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=codeconstruct.com.au; s=2022a; t=1791953275; bh=PbFhoF6jYTVQDww2xy+ijFIf+3flRX07CkM/MkYCtcE=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=bHzVEkJovDKrDCS2/sbEM5qk9Oso1W7pAkzVDG+FFfVCiq9DUBtONplQT3G4qzQok DxCmQGmDLj9yJ94q7V8NqkkMN3rnwHf7VDuvpwkP6O8HIWP1cbySV7GdASuFQZ32Db 4hyi6OK8UgypSPHHhYT3y8JiAH7iwg22hx0XIfD/Nvsv2xKrL8baF+MTgbQ8Mpx1gN IYhGbfVjd3cPlJdXnGMOpaoQ0lsYXMbTyWmLV/ODZllbMUBF3QesdOGIO8Kf8slGLP wwQ68ryEvnZUGi1bt1nILTV6y+pUHJINKXq7spcm6fFF8ucTE9uOzVJy09u72dm6Qn 68rgCJ8rvZvfQ== Received: by codeconstruct.com.au (Postfix, from userid 10004) id 52D406FD50; Wed, 14 Oct 2026 12:47:55 +0800 (AWST) From: James Lee Date: Wed, 14 Oct 2026 12:47:31 +0800 Subject: [PATCH net-next v3 1/7] net: mctp: usblib: Add to parameterized kunit tests. Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20261014-dev-mctp-usb-lib-test-v3-1-ee5bc3ea1db1@codeconstruct.com.au> References: <20261014-dev-mctp-usb-lib-test-v3-0-ee5bc3ea1db1@codeconstruct.com.au> In-Reply-To: <20261014-dev-mctp-usb-lib-test-v3-0-ee5bc3ea1db1@codeconstruct.com.au> To: Jeremy Kerr , Matt Johnston , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Kees Cook , "Gustavo A. R. Silva" Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org, James Lee X-Mailer: b4 0.14.2 Add parameterized tests to cover worst case scenarios for packet splitting and length. Signed-off-by: James Lee --- drivers/net/mctp/mctp-usblib-test.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/net/mctp/mctp-usblib-test.c b/drivers/net/mctp/mctp-usblib-test.c index 9df401a914ff537207911f03bd08f32b5a5e20d1..4c27307900fb6116572bc9d89f3def6f06c30397 100644 --- a/drivers/net/mctp/mctp-usblib-test.c +++ b/drivers/net/mctp/mctp-usblib-test.c @@ -386,12 +386,18 @@ static const struct mctp_usblib_test_pkt_span mctp_usblib_test_pkt_spans[] = { { "1p2x-split-mctphdr", 1, { 16 }, 2, { 6, 10 } }, /* Single packet split over 3 transfers, middle entirely continuation */ { "1p3x-split", 1, { 12 }, 3, { 4, 4, 4 } }, + /* A packet split over 5 transfers, splitting on and between each header. */ + { "1p5x-split", 1, { 12 }, 5, { 3, 1, 1, 3, 4}}, /* Max-sized single transfer */ { "1p1x-large", 1, { 8191 }, 1, { 8191 } }, /* Two large packets, split at the worst-case for allocation, with a * single byte continuing the span */ - { "2p2x-large-split", 2, { 8190, 8190 }, 2, { 8191, 8189 } }, + { "2p2x-large-split", 2, { 8190, 8191 }, 2, { 8191, 8190 } }, + /* Three large packets, split at the worst-case for allocation, + * with a single byte continuing each span + */ + { "3p3x-large-split", 3, { 8190, 8191, 8191 }, 3, { 8191, 8191, 8190 } }, }; KUNIT_ARRAY_PARAM(mctp_usblib_test_rx_pkt_span, mctp_usblib_test_pkt_spans, -- 2.47.3