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 9F536C43331 for ; Wed, 13 Nov 2019 02:00:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6C3F42246A for ; Wed, 13 Nov 2019 02:00:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573610418; bh=vTpcVYcvxzR34taHLSLfCiRR7n/iUpgwaOY9lPqklpo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=epp29X0u9JAQmFXbLPOBRr8JFWScEhyKfJkK61Yi1eFHPPEeGT6M6HMAKYEZZzELI EQE+PI3vbVs2iNcsCAfVdHiZVVSuH5fGPLw8UDz+KlhgbmpMod+tfKNUKh75XlSgnj j0fHwtbsililYQSx3cE4h3m9/P/QM9PB/wQzzHpI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730461AbfKMCAR (ORCPT ); Tue, 12 Nov 2019 21:00:17 -0500 Received: from mail.kernel.org ([198.145.29.99]:55278 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729568AbfKMCAL (ORCPT ); Tue, 12 Nov 2019 21:00:11 -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 B5FDE222CF; Wed, 13 Nov 2019 02:00:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573610410; bh=vTpcVYcvxzR34taHLSLfCiRR7n/iUpgwaOY9lPqklpo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HxL9Hz5NW1TegaPM3z9xX7Ipdcr/q8XgqTSBhXFwyveXMMVvPWhnl9P/lRU8OLioN jXNGy3nqgJGk9GA3nnrvddN36hrfwIbDtzetkXnHqra9xy0U5wI0HYACEAXqkKBhCs 2P1ss0vyzUtg35leiDInZXpq7BHcUQCM95XTryRw= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Nathan Chancellor , Nick Desaulniers , Jason Gunthorpe , Sasha Levin , linux-rdma@vger.kernel.org, clang-built-linux@googlegroups.com Subject: [PATCH AUTOSEL 4.9 24/68] IB/mlx4: Avoid implicit enumerated type conversion Date: Tue, 12 Nov 2019 20:58:48 -0500 Message-Id: <20191113015932.12655-24-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191113015932.12655-1-sashal@kernel.org> References: <20191113015932.12655-1-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: Nathan Chancellor [ Upstream commit b56511c15713ba6c7572e77a41f7ddba9c1053ec ] Clang warns when one enumerated type is implicitly converted to another. drivers/infiniband/hw/mlx4/mad.c:1811:41: warning: implicit conversion from enumeration type 'enum mlx4_ib_qp_flags' to different enumeration type 'enum ib_qp_create_flags' [-Wenum-conversion] qp_init_attr.init_attr.create_flags = MLX4_IB_SRIOV_TUNNEL_QP; ~ ^~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/mad.c:1819:41: warning: implicit conversion from enumeration type 'enum mlx4_ib_qp_flags' to different enumeration type 'enum ib_qp_create_flags' [-Wenum-conversion] qp_init_attr.init_attr.create_flags = MLX4_IB_SRIOV_SQP; ~ ^~~~~~~~~~~~~~~~~ The type mlx4_ib_qp_flags explicitly provides supplemental values to the type ib_qp_create_flags. Make that clear to Clang by changing the create_flags type to u32. Reported-by: Nick Desaulniers Signed-off-by: Nathan Chancellor Signed-off-by: Jason Gunthorpe Signed-off-by: Sasha Levin --- include/rdma/ib_verbs.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 0638b8aeba34d..1d9c701b1c7b3 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -1026,7 +1026,7 @@ struct ib_qp_init_attr { struct ib_qp_cap cap; enum ib_sig_type sq_sig_type; enum ib_qp_type qp_type; - enum ib_qp_create_flags create_flags; + u32 create_flags; /* * Only needed for special QP types, or when using the RW API. -- 2.20.1