From nobody Tue Feb 10 04:58:34 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of redhat.com designates 170.10.133.124 as permitted sender) client-ip=170.10.133.124; envelope-from=philmd@redhat.com; helo=us-smtp-delivery-124.mimecast.com; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=philmd@redhat.com; dmarc=pass(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1620249159; cv=none; d=zohomail.com; s=zohoarc; b=bK2T/uDXgZxKAh/tB87HkxC3YQSabZdx1waVp4l6aCkuqHYKWuo+bE8jg25Wq5tkGD1MtW3gg9hlAikayLuZrU1sEpBXz0yz/0R3QuTyMgrkBrrpzOt5Hm0CIlwDkMj2zQFRWZncV7DIVlHqD1PfVKztPrpXZab84NVDqJ4moz4= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1620249159; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:MIME-Version:Message-ID:References:Subject:To; bh=gqZEVFVeZ1PP5CqVjY9bmTR5zVRvOWsxXWPKEVWrRSk=; b=DNwEWj/gA5eK0dCVNBCYvSHpA2N4ZxIXLJBk/lOROLUJI+EMzw1FxYBFlug7rSua5vUlY5cQGqcOH4wqK8NOrgDPoJJFryGNERxDqhNX7jJHaFD++3TVmiSJEisqFVpN9R+j4p2aB2/m4UIKGPel455jHBYEmv5ngkAJD50rYrw= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=philmd@redhat.com; dmarc=pass header.from= (p=none dis=none) header.from= Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by mx.zohomail.com with SMTPS id 1620249159046213.45687304566457; Wed, 5 May 2021 14:12:39 -0700 (PDT) Received: from mail-wr1-f72.google.com (mail-wr1-f72.google.com [209.85.221.72]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-130-TqyBbL9JMpaSO06OCddDKw-1; Wed, 05 May 2021 17:12:36 -0400 Received: by mail-wr1-f72.google.com with SMTP id d20-20020adfc3d40000b029010e1a640bbfso1203632wrg.21 for ; Wed, 05 May 2021 14:12:36 -0700 (PDT) Return-Path: Return-Path: Received: from x1w.redhat.com (astrasbourg-653-1-188-220.w90-13.abo.wanadoo.fr. [90.13.127.220]) by smtp.gmail.com with ESMTPSA id g129sm8432025wmg.27.2021.05.05.14.12.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 05 May 2021 14:12:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1620249158; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=gqZEVFVeZ1PP5CqVjY9bmTR5zVRvOWsxXWPKEVWrRSk=; b=gY5Rx3Q7V55uJUS5JC2o2BYyF3eSr66pjB8CeBgzbPylsW4hGn1jpW3qbEzf7Mos+md85M U/rouloOmcIK1oJ8UMvPdSzKc5dNk27afIczwlA6p5oExFVclpFw0W+qgIMacFfvRPrc60 mThiY77P2+9KyS+l762/oT5yQR7iem4= X-MC-Unique: TqyBbL9JMpaSO06OCddDKw-1 X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=gqZEVFVeZ1PP5CqVjY9bmTR5zVRvOWsxXWPKEVWrRSk=; b=oMPuqkFfezRYJQCwpuTRA7yDN+eOUgus5gpVd5iSbY5O37MGx5V9fVKGaf68v7G6EC HHIy+LjIxPjNG1voh6HNQmcJ+bNc6osx15a0/bw6bxKbQqjj7y7BMh/OktnaZt+Ggog8 Cz8Uh2knfWctszhrEdBYLwSGCv5IoygaAnESoByd8YtGpWT2sVLCu+tSJaqW/i9fcxAS 8Wo11vXGOi5YrEZr1yq19hQ4K+Tnabokvt6JENnwzOS8iNdCJQlr8HS3ruNZmu7g7qhC TIjwxyB4mBnqSIyutDCxiitWo8UxeLCiJiC9jca49W0daxCaUKXXMkAvNTOV2ZEzsUbo oHxw== X-Gm-Message-State: AOAM532xlEa8F5tZ+aFyj5ndoWs3SBOqEWJzZ9nsSxstp2z+qJN0/Jht YDGdvUiWp1p5H4/AAVQKX5gX4x5/le+4IrTqVU1rvRP6r5A0K1AvTHmSOgqiOJ9R1oTFIvCo9xN kJ2McxmPlRZidtg== X-Received: by 2002:a5d:4351:: with SMTP id u17mr1030228wrr.47.1620249155512; Wed, 05 May 2021 14:12:35 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxdfQQZsRtZ7nyL+DSHqlEkFdqu+Hv47j75LD54ri+lhlT8Xt5UqHtwkM5tFFazugNDQCPNDw== X-Received: by 2002:a5d:4351:: with SMTP id u17mr1030222wrr.47.1620249155407; Wed, 05 May 2021 14:12:35 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: qemu-block@nongnu.org, =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , qemu-ppc@nongnu.org, Gerd Hoffmann , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Paolo Bonzini , Richard Henderson , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , David Gibson , Greg Kurz , kvm@vger.kernel.org (open list:Overall KVM CPUs) Subject: [PATCH 21/23] target/ppc/kvm: Avoid dynamic stack allocation Date: Wed, 5 May 2021 23:10:45 +0200 Message-Id: <20210505211047.1496765-22-philmd@redhat.com> X-Mailer: git-send-email 2.26.3 In-Reply-To: <20210505211047.1496765-1-philmd@redhat.com> References: <20210505211047.1496765-1-philmd@redhat.com> MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=philmd@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @redhat.com) Use autofree heap allocation instead of variable-length array on the stack. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Acked-by: David Gibson --- target/ppc/kvm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c index ae62daddf7d..90d0230eb86 100644 --- a/target/ppc/kvm.c +++ b/target/ppc/kvm.c @@ -2660,7 +2660,7 @@ int kvmppc_get_htab_fd(bool write, uint64_t index, Er= ror **errp) int kvmppc_save_htab(QEMUFile *f, int fd, size_t bufsize, int64_t max_ns) { int64_t starttime =3D qemu_clock_get_ns(QEMU_CLOCK_REALTIME); - uint8_t buf[bufsize]; + g_autofree uint8_t *buf =3D g_malloc(bufsize); ssize_t rc; =20 do { --=20 2.26.3