Received: by 2002:a05:7412:8d10:b0:f3:1519:9f41 with SMTP id bj16csp1624216rdb; Thu, 7 Dec 2023 04:44:38 -0800 (PST) X-Google-Smtp-Source: AGHT+IGNpoCC1ICpxP5L9kyHBT1r1eFTKoxABnOEVIVlymujfCvWYGeRIbKPLJup0lnIsrjB00aG X-Received: by 2002:a92:d0c7:0:b0:35d:59a2:2e0 with SMTP id y7-20020a92d0c7000000b0035d59a202e0mr2687251ila.128.1701953078642; Thu, 07 Dec 2023 04:44:38 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1701953078; cv=none; d=google.com; s=arc-20160816; b=nXSyJ3H3YZjXMIzVXp1Sr1Vzvscj33zaEeUi4nUa60WdNO+jYO1fWtyen3TFDEYG0l QKOsdXNxjaUgANiII24ahojyrmwrtg1Yt/bKluszc3TtRwElh+rYtSiHneJt/QlwpEWL WzwsCcL6PEEHNf3wI5kSKbBebupes9Dm0YxjDBpNvD/jDDIThAg4CcouHdL6C5pIK4Yy raS+/fyByr/MgCiv5zYcI4iflUvECw3NeYtO7In7ITjgTnsV70/YGSQr2oCI2dHKlVFM Rz5bE+PudOqrEWyWwFnqaLmXRCTdn/GBinTIR0Ixf18R3hACVODzQPzI52ZmdmRwMz9P wn4w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version:date :message-id:subject:references:in-reply-to:cc:to:from; bh=G3+JP4/WRfG/Wy+fb2Qzp5zNbHiKTqmm1Wy21Ldww1w=; fh=VFlW0b2v1mNKIbn6buLHphAfmNWYNGMGlzQbXuSdxYY=; b=XOHbeR7Mhraq9XFwt4f6NCZ+FtNDcG8uUdgTwA1tS/x1osQ6ahoZZiw2Ykh+Il6czZ yrCNST/WEj7MM5L+VI7IUEdFYBvSV7oE4iC3fe1xkVHmJHBD5ztrvIol0jbhdXupYnxP gS7fr+KKFN3rVaXJyz0S+KFkCk6lUJuuwmic2T0Xa958r3eLLVjN6cBAbu09sc/E/kdT hFZvhDMzF3n/ZiEUA6uONYBw1rVZngseKrYM/TUOc/WYo+2bTSkHtD9iRVigHNwAG29N jh8sBKZUhfkjBMKqQN+bvWmhuVz0GE24bLNeiPj5aHLKZxzuquUQFudxwBJKXKw2Lzvj AuCA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:7 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from snail.vger.email (snail.vger.email. [2620:137:e000::3:7]) by mx.google.com with ESMTPS id z10-20020a65610a000000b005c6045987a1si1128174pgu.7.2023.12.07.04.44.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Dec 2023 04:44:38 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:7 as permitted sender) client-ip=2620:137:e000::3:7; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:7 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by snail.vger.email (Postfix) with ESMTP id 617C9806667E; Thu, 7 Dec 2023 04:44:37 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at snail.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1379413AbjLGMo0 (ORCPT + 99 others); Thu, 7 Dec 2023 07:44:26 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35118 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232598AbjLGMoZ (ORCPT ); Thu, 7 Dec 2023 07:44:25 -0500 Received: from gandalf.ozlabs.org (mail.ozlabs.org [IPv6:2404:9400:2221:ea00::3]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2B8ACD6D for ; Thu, 7 Dec 2023 04:44:30 -0800 (PST) Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 4SmDVd6PQ0z4xGP; Thu, 7 Dec 2023 23:44:25 +1100 (AEDT) From: Michael Ellerman To: npiggin@gmail.com, christophe.leroy@csgroup.eu, robh@kernel.org, Kunwu Chan Cc: kunwu.chan@hotmail.com, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org In-Reply-To: <20231122030651.3818-1-chentao@kylinos.cn> References: <20231122030651.3818-1-chentao@kylinos.cn> Subject: Re: [PATCH] powerpc/xics: Check return value of kasprintf in icp_native_map_one_cpu Message-Id: <170195271161.2310221.15976559317519125264.b4-ty@ellerman.id.au> Date: Thu, 07 Dec 2023 23:38:31 +1100 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_BLOCKED,SPF_HELO_PASS,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Thu, 07 Dec 2023 04:44:37 -0800 (PST) On Wed, 22 Nov 2023 11:06:51 +0800, Kunwu Chan wrote: > kasprintf() returns a pointer to dynamically allocated memory > which can be NULL upon failure. Ensure the allocation was successful > by checking the pointer validity. > > Applied to powerpc/next. [1/1] powerpc/xics: Check return value of kasprintf in icp_native_map_one_cpu https://git.kernel.org/powerpc/c/45b1ba7e5d1f6881050d558baf9bc74a2ae13930 cheers