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=1794343693; b=rjA1/L1SR3L5c7QIYVzu4NV7A6rx5VvWauTxUrDXM48tHBiR9TvyzudxUSCgQFTie53z NbtRtMh2sn0oCnbaTqEi9qlk3g2bbAhcAemZ7OtEVtM6ldeKHqZmrRt/D/KCxtBo7akGh QcxurfUPBkl/dnRqKrRmxWOG2JKm+aWW25l47U5iZqb2uwy3bsNprqydHyU7eMpDdzieD wRGVFVGPIIvEIHuMTCKexNoQEGM+VRe/csvOxatjLL/49lRFag9w+3StdgPorqyNL9HFT 8wO7hkGO2Nj8+QstelAY9AdFX64c1AAuq3CQLRl4elPbop8zIAu+QvA8PLpa63EIX5g== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794343693; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:MIME-Version:Content-Transfer-Encoding; bh=ERZzekx3nx793oOziPzux9SofEMMi/wA+sDnZfF5fd8=; b=ckSdCacx2RIzy8UD5hzrm7oKivP3a86NuCqFXi/e5yYZ/LFOMfCwv3uTtuI12Zdumtmh 1ROkWdWHEOQrDX68hUmK5xoLoZr55V4cN105008o3fTo8tes2Jl+6ETcnWNnC4HUB3P9k NdIgBwc6jgnVpGbw41qs/K4vXS0A5+XntBGd6d/Pmd+eLbRINSGO3f68KcqBVR1FVi7yO GowhrH9B6dqiH+DXTC0U4L2KnsRvwFpx9A6dS3SZG4p83Rk94+6aiOlM9yanlufJu8M5w Q7z3++J1eA839UInuN8Av/ATpTUd7zXP0cxZ9CGfcNcTkvme2aQUmX187EtfQnSeDBw== 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=I5mlUWsI; 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 F036B606A320 for ; Tue, 10 Nov 2026 20:48:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=I5mlUWsI Received: by smtp.kernel.org (Postfix) with ESMTPSA id CC8F81F0089F; Tue, 10 Nov 2026 20:48:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794343692; bh=ERZzekx3nx793oOziPzux9SofEMMi/wA+sDnZfF5fd8=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=I5mlUWsIq5Pdh8DCm11DzpE81j8WauQR4wU2LC1/COPULqxScm+DrR2oOiOAWrT+I uJruojtjHUrrMbZDJ9bfE+ezypYNxMx9JjoBrCzezod4P0loXg74YBFos1zeOSgnpx tvr81OXiySj44bkuOvFQhJ+bu3Hl3/mcoRDn1JZkmE+4Vju6LLfJzazyw+WkuejMpA yNOi5jjuACD/Gl+EEeMqbDVKCYvfaLc2Z+ehz5Ff2tyOoQLSiP1xCIUJEEellnTuKW 5XuLD9kS/huswHcIwtb1V5Ilhs3YClV/7tX0ftqMJ48VIiqRQQiW0BolT94C6OL0mt eWDcWzZBUj8uQ== From: Sasha Levin To: stable@vger.kernel.org Cc: Stanley Jhu , Bean Huo , Peter Wang , Bart Van Assche , "Martin K. Petersen (Oracle)" , Sasha Levin Subject: [PATCH 5.10.y] scsi: ufs: bsg: Clear the reply buffer before use Date: Tue, 10 Nov 2026 15:48:10 -0500 Message-ID: <20261110204746.3837834-1-sashal@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20261107062818-failed-5.10-2e63ac76cc08@kernel.org> References: <20261107062818-failed-5.10-2e63ac76cc08@kernel.org> X-Mailing-List: stable@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Stanley Jhu [ Upstream commit 2e63ac76cc08ea376ba61fef52f7b7849e35024d ] The reply buffer is allocated once per tag and reused. Requests that complete with a positive status do not fill all of it, so user space receives bytes from an earlier request on the same tag. Clear the whole reply buffer on entry to ufs_bsg_request(). Fixes: 95e34bf930ea ("scsi: ufs-bsg: Add support for raw upiu in ufs_bsg_request()") Cc: stable@vger.kernel.org Signed-off-by: Stanley Jhu Reviewed-by: Bean Huo Reviewed-by: Peter Wang Reviewed-by: Bart Van Assche Link: https://patch.msgid.link/20261015001855.3450573-3-stanleyjhu@google.com Signed-off-by: Martin K. Petersen (Oracle) [ sashal: adjusted context for the existing error check and pm_runtime_get_sync() call ] Signed-off-by: Sasha Levin --- drivers/scsi/ufs/ufs_bsg.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/ufs/ufs_bsg.c b/drivers/scsi/ufs/ufs_bsg.c index a7e1b011202bd..4b2d4169073c7 100644 --- a/drivers/scsi/ufs/ufs_bsg.c +++ b/drivers/scsi/ufs/ufs_bsg.c @@ -95,7 +95,7 @@ static int ufs_bsg_request(struct bsg_job *job) if (ret) goto out; - bsg_reply->reply_payload_rcv_len = 0; + memset(job->reply, 0, job->reply_len); pm_runtime_get_sync(hba->dev); -- 2.53.0