From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 666B826CE2B; Tue, 12 Aug 2025 18:48:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755024499; cv=none; b=uCzH3uII/hmNCT87jkmPdrmZ/6ZVOTQ07Quu32CibfRlp5lZtEe6XKFwep+iPUdfpqPxTojkhsG/ta7Czn52eIEirNnTiLo/aUQNXs1ua7kSPQBOCj4JzSACtNAb0UM5gI5HKhxMReYZc3jVzIUvoe+nu/E0VC48C4TV0VQaCEM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755024499; c=relaxed/simple; bh=JeRMhKT5SZA/OqGQXkU/o0G0J3RMcOTrIFUBYvRJ5ts=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=LKiyQ5tDb0wYzZE8IE8zM+diXwAUiHWH3BFomGADHu7K9ZKklwAOQA5fPjsUrYks7qUmxgSTYUbMfYTAic5nCEdzuikCFOXPNs1m+8t8kKXcEYmcsV6XZ5I842gc6O/zAR6mXCifML5AkdIBWMLK1GgxS8AZanp7T/Oh0F1AFSM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=iCpUOifW; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="iCpUOifW" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C08B1C4CEF0; Tue, 12 Aug 2025 18:48:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1755024499; bh=JeRMhKT5SZA/OqGQXkU/o0G0J3RMcOTrIFUBYvRJ5ts=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iCpUOifWVePNqLOfF+Iw4YMtttXWVSqUXX2aG9WPbq91UtRWqi9FAW0Gvz+KlqMma AL6dKnCIrLdYyXxK5TiIOPTEhHT2NXv67V87XZQpBkJWN0LnpJ+g8YabrNFNlRpi6P 5YwwO7mYs8pEeyFP5I+LwN7VOnq2IX++MxnvYtQ4= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Thomas Fourier , "Martin K. Petersen" , Sasha Levin Subject: [PATCH 6.16 392/627] scsi: elx: efct: Fix dma_unmap_sg() nents value Date: Tue, 12 Aug 2025 19:31:27 +0200 Message-ID: <20250812173434.212022462@linuxfoundation.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250812173419.303046420@linuxfoundation.org> References: <20250812173419.303046420@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.16-stable review patch. If anyone has any objections, please let me know. ------------------ From: Thomas Fourier [ Upstream commit 3a988d0b65d7d1713ce7596eae288a293f3b938e ] The dma_unmap_sg() functions should be called with the same nents as the dma_map_sg(), not the value the map function returned. Fixes: 692e5d73a811 ("scsi: elx: efct: LIO backend interface routines") Signed-off-by: Thomas Fourier Link: https://lore.kernel.org/r/20250627114117.188480-2-fourier.thomas@gmail.com Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin --- drivers/scsi/elx/efct/efct_lio.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/elx/efct/efct_lio.c b/drivers/scsi/elx/efct/efct_lio.c index 9ac69356b13e..bd3d489e56ae 100644 --- a/drivers/scsi/elx/efct/efct_lio.c +++ b/drivers/scsi/elx/efct/efct_lio.c @@ -382,7 +382,7 @@ efct_lio_sg_unmap(struct efct_io *io) return; dma_unmap_sg(&io->efct->pci->dev, cmd->t_data_sg, - ocp->seg_map_cnt, cmd->data_direction); + cmd->t_data_nents, cmd->data_direction); ocp->seg_map_cnt = 0; } -- 2.39.5