From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:60954 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753282AbeGAQRI (ORCPT ); Sun, 1 Jul 2018 12:17:08 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Leon Romanovsky , Doug Ledford Subject: [PATCH 4.4 051/105] RDMA/mlx4: Discard unknown SQP work requests Date: Sun, 1 Jul 2018 18:02:01 +0200 Message-Id: <20180701153153.066118392@linuxfoundation.org> In-Reply-To: <20180701153149.382300170@linuxfoundation.org> References: <20180701153149.382300170@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org List-ID: 4.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Leon Romanovsky commit 6b1ca7ece15e94251d1d0d919f813943e4a58059 upstream. There is no need to crash the machine if unknown work request was received in SQP MAD. Cc: # 3.6 Fixes: 37bfc7c1e83f ("IB/mlx4: SR-IOV multiplex and demultiplex MADs") Signed-off-by: Leon Romanovsky Signed-off-by: Doug Ledford Signed-off-by: Greg Kroah-Hartman --- drivers/infiniband/hw/mlx4/mad.c | 1 - 1 file changed, 1 deletion(-) --- a/drivers/infiniband/hw/mlx4/mad.c +++ b/drivers/infiniband/hw/mlx4/mad.c @@ -1780,7 +1780,6 @@ static void mlx4_ib_sqp_comp_worker(stru "buf:%lld\n", wc.wr_id); break; default: - BUG_ON(1); break; } } else {