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Sat, 3 Mar 2018 19:50:36 -0500 Received: from mail-bn3nam01on0131.outbound.protection.outlook.com ([104.47.33.131]:61181 "EHLO NAM01-BN3-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S932197AbeCCWYU (ORCPT ); Sat, 3 Mar 2018 17:24:20 -0500 From: Sasha Levin To: "linux-kernel@vger.kernel.org" , "stable@vger.kernel.org" CC: Paul Mackerras , Sasha Levin Subject: [PATCH AUTOSEL for 4.15 008/102] KVM: PPC: Book3S HV: Fix typo in kvmppc_hv_get_dirty_log_radix() Thread-Topic: [PATCH AUTOSEL for 4.15 008/102] KVM: PPC: Book3S HV: Fix typo in kvmppc_hv_get_dirty_log_radix() Thread-Index: AQHTsz5btEeoH1twYEyiTI2xv+PwLA== Date: Sat, 3 Mar 2018 22:24:13 +0000 Message-ID: <20180303222318.26006-8-alexander.levin@microsoft.com> References: <20180303222318.26006-1-alexander.levin@microsoft.com> In-Reply-To: <20180303222318.26006-1-alexander.levin@microsoft.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [52.168.54.252] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;MW2PR2101MB0890;7:J7jB4I4WHyCz1U5JB5Ig6aKflY4pabTksAgNEew/y8DSfs6dtfGRAv+3vUGJMkGEj6SipjhnGeaIDio0T3QNqaX3O+vlyUuCC+tH/D+gTRiln+TdMHS+8AF6cf4IgzWUA4RiRSeZt9myRndCPjiwR17kBzt31eMdz3kDVbBkaJemXY3POwCPASBXd+mQDkX73gQkK5VRRxZRhSnWKRuBDK7WYykROsbi6SlcfY5Pjh4bo56Ksd8ls0+EQqQ758vG x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: 873ae207-dd23-467b-d029-08d5815580ed x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:(7020095)(4652020)(4534165)(4627221)(201703031133081)(201702281549075)(48565401081)(5600026)(4604075)(3008032)(2017052603307)(7193020);SRVR:MW2PR2101MB0890; 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x-microsoft-antispam-message-info: 9hZoHetcq8XYP6hCnRZ8dKBHkfeyXLUkmR6dFQjvxezGcNMeTfsDYXujLId7m+9Pjyym/gAXMkZqWhXSbc55BGZXnUo1uZtxGrxr7k38ltUt5etxBaT4F+lL5zxByr+q1+8eM0hJyq2vSXdaVclS2W94xsdKENHqME0eVMcKl+Q= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: 873ae207-dd23-467b-d029-08d5815580ed X-MS-Exchange-CrossTenant-originalarrivaltime: 03 Mar 2018 22:24:13.4315 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: MW2PR2101MB0890 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: From: Paul Mackerras [ Upstream commit 117647ff936e2d9684cc881d87c0291f46669c20 ] This fixes a typo where the intent was to assign to 'j' in order to skip some number of bits in the dirty bitmap for a guest. The effect of the typo is benign since it means we just iterate through all the bits rather than skipping bits which we know will be zero. This issue was found by Coverity. Signed-off-by: Paul Mackerras Signed-off-by: Sasha Levin --- arch/powerpc/kvm/book3s_64_mmu_radix.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/kvm/book3s_64_mmu_radix.c b/arch/powerpc/kvm/book= 3s_64_mmu_radix.c index 58618f644c56..0c854816e653 100644 --- a/arch/powerpc/kvm/book3s_64_mmu_radix.c +++ b/arch/powerpc/kvm/book3s_64_mmu_radix.c @@ -573,7 +573,7 @@ long kvmppc_hv_get_dirty_log_radix(struct kvm *kvm, j =3D i + 1; if (npages) { set_dirty_bits(map, i, npages); - i =3D j + npages; + j =3D i + npages; } } return 0; --=20 2.14.1