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=1792758651; b=lcBlfWK8GJ87t74yX+rguKobNKSVUEeXWoIDo4TeF+HOsUX4IoqvFLivQr8/yozVjmo1 m0EfGXSktbyV6HN7wF5nVjDDIi7+Sx0wnyRo4FneDNDagCr2wssTPmII4hymY1lfn7H15 mzSJY/fyn6z3j9+CyzkvU+g/78MzRWzQfEjxuL+3Yl9DSfxqP3DqCpJoY1BAO0lxF3ZfD OoOwte2up3ZgVu0aj6FriDIzZiLFsvWL8SCWCg1VVPa1Zk7jChEz/JtDXX4c1vCKD0TP6 tvi8vEIM1il8G17bDxl83AahadgKsSn+RajAwQ3HPHrKWVCwKSflYUDeJ0PFs87lQqQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792758651; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=ynmD0Sq/9OGnJty/JueuOwIowfhxTc73fFP+8POYGs4=; b=RFH6bVuRRttz27exqdUky2AKFUcRj6/b7jN8EDk2vZsJ14sAoa170nuNg0B5HMno3qi2 htIuLVbLCdKKZ6GbpAx6CGjkkFDy9rxn5QwxFKCZ0sqE+c0hH8JhqM/tTolHNTrGPSPra RnXwgN3MepU0UQabwtV7jy16Weleprr9Z1h8DvfFV8oqZJtPbAAlH78CTgDgKNdH8cU+y RbokR1Boe4iuIpNiEfn7rk6dWbxh7dyMRQDnqDgbaAI5uGkX8joLuFEgO1GkFdwtu1wIE Wt9FCZnCSDPnjLooKIpY0nngEx0bs3WIqmsSoI5Ldevlb6ybnAlJ1+HYwuBcBOU3VUg== 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=la0HZNiW; 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 DD89160A2606 for ; Fri, 23 Oct 2026 12:30:50 +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=la0HZNiW Received: by smtp.kernel.org (Postfix) with ESMTPSA id 59A971F031EC; Fri, 23 Oct 2026 12:30:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1792758650; bh=ynmD0Sq/9OGnJty/JueuOwIowfhxTc73fFP+8POYGs4=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=la0HZNiWAU7yjA9HjRYrQJgoM+8vmN9wD6JR4mOJkF1riUtAvzJy3wExAs3s/8Wdo q475CB4jK/SuRBO/KhAbKmyOmiCgmyhM2jFt1WuMmi/dRKwvGnCtg5SohFnKkZxSGj Nq2dme2mH4/g07rqevn2zJ1SLB1tA9nuaislZBqwMl0I065JE1bjPXabihP2q0Zfrb eJK/KrePK2GnIfyYgWUheTHRhNpdNiJ5gd8z+nW6GytboBahAZP2SB5HZUV1M4TlgL buu5LCWELZ9IjP/sYVHpjrcThTAA+v+ia/yHoX+0n4csjYn4YGmALtPNbHpp5gRMfD z67qFcVYMps4g== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v2 02/12] USB: serial: io_edgeport: fix potential close() use-after-free Reply-To: sashiko-reviews@lists.linux.dev To: "Johan Hovold" Cc: linux-usb@vger.kernel.org In-Reply-To: <20261023121530.186541-3-johan@kernel.org> References: <20261023121530.186541-1-johan@kernel.org> <20261023121530.186541-3-johan@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Fri, 23 Oct 2026 12:30:49 +0000 X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > Add the missing open check on write() and locking when updating the port > status during close() to prevent a racing interrupt completion handler > from trying to submit more data for the port while its write URB and > FIFO are being deallocated. >=20 > This issue was flagged by Sashiko when reviewing a related fix. >=20 > Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2") > Cc: stable@vger.kernel.org > Link: https://sashiko.dev/#/patchset/20260714101316.823942-1-shpark061104= %40gmail.com?part=3D1 > Signed-off-by: Johan Hovold Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261023121530.1865= 41-1-johan@kernel.org?part=3D2