From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 52BB3C33CAF for ; Thu, 16 Jan 2020 16:58:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1E88022525 for ; Thu, 16 Jan 2020 16:58:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579193888; bh=2ogJrxCusEH0gfrYCALjRRYW/QPd+P+eeSdTKKA4tJM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=GTAANHXQJ9HP6ZvrMOYhVd6NzpxLCrphA/ex+K6H/iLLmQ0O0f5DVRB7dWCYTf9so B9HzCxrCUA0yhzZyW3D0RdQj44E1KcUCgaBJY3bV7LSZN0SO+SAlNUbCt4cTThZYht JlnwCz9vbHLuo4ZsWIfv3165HPfm0omDRFv+YyF4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387585AbgAPQ5y (ORCPT ); Thu, 16 Jan 2020 11:57:54 -0500 Received: from mail.kernel.org ([198.145.29.99]:45170 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729830AbgAPQ5n (ORCPT ); Thu, 16 Jan 2020 11:57:43 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E279924681; Thu, 16 Jan 2020 16:57:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579193863; bh=2ogJrxCusEH0gfrYCALjRRYW/QPd+P+eeSdTKKA4tJM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Kar/78e3rgfKFO+/ijS9U6WK6rGFprI+D+Q0TuJAJi4LqvcYz52n3ngjrpHWtCf6x GFuhtOEFn6ehSL/7aPq8Lw20KOLxkr50i90fYJKbTlDtAoj+1gARUPCHmHmqcnZnv+ +ev36IhS96kaqNZUUnBq203zgd8gfOMxaHAkzx+M= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Gal Pressman , Michal Kalderon , Jason Gunthorpe , Sasha Levin , linux-rdma@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 110/671] RDMA/qedr: Fix out of bounds index check in query pkey Date: Thu, 16 Jan 2020 11:45:41 -0500 Message-Id: <20200116165502.8838-110-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200116165502.8838-1-sashal@kernel.org> References: <20200116165502.8838-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Gal Pressman [ Upstream commit dbe30dae487e1a232158c24b432d45281c2805b7 ] The pkey table size is QEDR_ROCE_PKEY_TABLE_LEN, index should be tested for >= QEDR_ROCE_PKEY_TABLE_LEN instead of > QEDR_ROCE_PKEY_TABLE_LEN. Fixes: a7efd7773e31 ("qedr: Add support for PD,PKEY and CQ verbs") Signed-off-by: Gal Pressman Acked-by: Michal Kalderon Signed-off-by: Jason Gunthorpe Signed-off-by: Sasha Levin --- drivers/infiniband/hw/qedr/verbs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c index 9167a1c40bcf..8fd8b97348bf 100644 --- a/drivers/infiniband/hw/qedr/verbs.c +++ b/drivers/infiniband/hw/qedr/verbs.c @@ -67,7 +67,7 @@ static inline int qedr_ib_copy_to_udata(struct ib_udata *udata, void *src, int qedr_query_pkey(struct ib_device *ibdev, u8 port, u16 index, u16 *pkey) { - if (index > QEDR_ROCE_PKEY_TABLE_LEN) + if (index >= QEDR_ROCE_PKEY_TABLE_LEN) return -EINVAL; *pkey = QEDR_ROCE_PKEY_DEFAULT; -- 2.20.1