From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AH8x2263hRET3LzlvNpZ0rtqSTcGjuLshN/YosTDPPjfz4540oRm0L5gHrvXJ3WbxGmdkjUxTRai ARC-Seal: i=1; a=rsa-sha256; t=1519410970; cv=none; d=google.com; s=arc-20160816; b=hKL4B1U1p6R7JB8JUFAUQjcLYTu3dCDrh4kiBkv3T31MPpviK2FesbadOYALxhK6i1 m0fVHwg5pRJBhowWooeQBKHa+uAh3w3GxQQQ87ijJ6eNW8MkY7v1rOX5C7BoMx4WBgva H4i/TKrCoDxLaEqd4eRz9YJJGYNAEO+/xlw3AN4WJeJANTDmXH15Zt4+WiAyeGNa9kG7 XpXbxQGwOglBU5iJR9HsZ/9z08iA4GwdtOGEHzZFBQU6sSHcxCuNrOagUd38oezZHZL2 KDlbysezabFuwNLBafeyB24RCQanF+EXpAsxT3zsV5EbW8pbFP3OzTgjIB+gpXUbOITW KSOg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:user-agent:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=UOjWduX8ePEyODf9IkH1NKWPBDUB5NqjbGracGXKhiA=; b=FmK8o+LunulrN++UjDVA0PStNAY/p93xQJ4o55kEdihPod4spJpPm2gkZ4+lBVG923 9WjXXsYK+BnuhShc0Btda4Vlb8p/nHY2MHl/4U+jFSZN6q2/3s5CJdp2sm5+ZFcBRzCs CPH5Bq5p+ficVohzcyRsSTlWzcD9sfBwOhDiUt/LyAswWHxFXCB6OyYzXhPt7vXF75gb 30O7ZiAcbpHYSueTDeMlfZT8ynnJ9VRR/E2kytsaVlYxPl9fE8AhO8PQfseS0hmiyXkT WLjnW4qizQmrhSXyDTZnKAFVAmoTrYmQSrGEayDdKg8bE2DoJLLk6LmDzLocpsIVIEMV +Baw== ARC-Authentication-Results: i=1; mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.71.90 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org Authentication-Results: mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.71.90 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Moni Shoua , Mukesh Kacker , Daniel Jurgens , Parav Pandit , Leon Romanovsky , Jason Gunthorpe , Sasha Levin Subject: [PATCH 4.4 039/193] RDMA/cma: Make sure that PSN is not over max allowed Date: Fri, 23 Feb 2018 19:24:32 +0100 Message-Id: <20180223170332.162586532@linuxfoundation.org> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180223170325.997716448@linuxfoundation.org> References: <20180223170325.997716448@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-LABELS: =?utf-8?b?IlxcU2VudCI=?= X-GMAIL-THRID: =?utf-8?q?1593217877707326403?= X-GMAIL-MSGID: =?utf-8?q?1593217877707326403?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Moni Shoua [ Upstream commit 23a9cd2ad90543e9da3786878d2b2729c095439d ] This patch limits the initial value for PSN to 24 bits as spec requires. Signed-off-by: Moni Shoua Signed-off-by: Mukesh Kacker Signed-off-by: Daniel Jurgens Reviewed-by: Parav Pandit Signed-off-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/infiniband/core/cma.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -626,6 +626,7 @@ struct rdma_cm_id *rdma_create_id(struct INIT_LIST_HEAD(&id_priv->mc_list); get_random_bytes(&id_priv->seq_num, sizeof id_priv->seq_num); id_priv->id.route.addr.dev_addr.net = get_net(net); + id_priv->seq_num &= 0x00ffffff; return &id_priv->id; }