From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792579814; b=q2g6XBUYHAaFU+tn72W0NFCwqTlx/i8CWeQKmH80PlZgxvyrTkcfmjFdA8vDwvFv7pUH HxAyk4D47zCoD1E3FSLE1OgVXLJYMLxkBUWC9kmzozvTdD+OA8xoIEDwN9884gx+Kp9xt tlfqHEwkNxtIkydIq2ZMjY97tF4YdbVLfmnynjY3Iztg56xyUOwQA/C1VkeJyMOQvSVBQ Hd/++4pAJgicnyw6YvyDu1ytg7/MDtMF5BCNVXtvkD0uu7Zlzewdk3EV2N4EYEp6fVc1P 2yVCFWI6jHEFzy/ncnOKYuf6n12S8pCwO2eRCgAuS9TfgtklRXqqIg/haKo1qvSr4/w== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792579814; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=9IqJCH0h1Pm0nVBYqdMBOcYRyWoFpTqmlGSkPaH+PHw=; b=JgusxKUI0bJxo8QKQ6Z7HNdCIA4GUWrIIi6PCKbbVd9cSrYyoO3pMAT9V4CxhNfSGkiU DRG3E8zjhDGGF9jRl8GRxVU0tiQe6DQ0L0ivKy9mL8YjpU2s7GX0QrTfjMEcogBwi2KAg CM/bpLGvEvlMHCUg/5zfeCaHiXdRqG1NImIzXQUHjnlR1wz5lUY5YQ7pGyLbmo1HVHoit GB1BA6hwTU+tM5WXb4smPcBNVB2BQheleS+jaVN3A7w6VQ4zFlOhbxbsY8zexrKfkvDxp qr/yYby6xFVF8CNHPlZGZOiqtHEMsZC5fdk4JJAkci4aCB7V2kXxpkNrurO5x5W7Ibg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=BmdpZowH; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5DCF5606A331 for ; Wed, 21 Oct 2026 10:50:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=BmdpZowH Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1C7711F000D0; Wed, 21 Oct 2026 10:50:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1792579814; bh=9IqJCH0h1Pm0nVBYqdMBOcYRyWoFpTqmlGSkPaH+PHw=; h=From:Subject:Reply-To:To:In-Reply-To:References:Date; b=BmdpZowHOy7/52lBge/JPjxWCrGRSjUsdUJcjCQVHGK09VQAPSq7eb5mrnLSuHpoo pJQKHuk+KTYQ3841Lv7uZwPsjNK2Iyz960A1NdDa+DNk5kssFJNR6dTTqrjoBEQUjx 3bT/hQvE5qTzHPw/1JF4W0IO/T4mx3FCv5Aq9g+tJwItpC2TkL5pcSB3S2vDQPx0xj gCf/kcx9Dpw7xIuYaiqLjxiHx+woW9E4WOWvsam5iBIY78+wm94TgfX+vyRbPsGYC5 rJcIJtkZQpw8zra3d3TC/lz+cQMbxIdHNv0ouqBBiXIHDApc61MmT4MInjP7TOtxXG 55m5j1EBmhvew== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH 2/4] usb: gadget: renesas_usb3: initialize debugfs command buffer Reply-To: sashiko-reviews@lists.linux.dev To: "Jiale Yao" , linux-usb@vger.kernel.org In-Reply-To: <20261021104720.4106961-3-yaojiale02@163.com> References: <20261021104720.4106961-1-yaojiale02@163.com> <20261021104720.4106961-3-yaojiale02@163.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Wed, 21 Oct 2026 10:50:13 +0000 X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > renesas_usb3_b_device_write() copies user input into an uninitialized > stack buffer before comparing it as a command. A zero-length write makes > strncmp() inspect an uninitialized byte. >=20 > Zero-initialize the buffer so the copied input is always terminated. >=20 > Fixes: 43ba968b00ea ("usb: gadget: udc: renesas_usb3: add debugfs to set = the b-device mode") > Cc: stable@vger.kernel.org > Signed-off-by: Jiale Yao Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261021104720.4106= 961-1-yaojiale02@163.com?part=3D2