From patchwork Wed May 5 13:07:13 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Gerd Hoffmann X-Patchwork-Id: 1474301 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=Pm5+/y5K; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4FZxrw1T2Zz9sCD for ; Wed, 5 May 2021 23:10:08 +1000 (AEST) Received: from localhost ([::1]:60570 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1leHHy-0006Sn-5T for incoming@patchwork.ozlabs.org; Wed, 05 May 2021 09:10:06 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:49320) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1leHFQ-00034a-R6 for qemu-devel@nongnu.org; Wed, 05 May 2021 09:07:28 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:31554) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1leHFO-0000Yd-IN for qemu-devel@nongnu.org; Wed, 05 May 2021 09:07:28 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1620220046; 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=MG8+HLYcLD6OQYXdck3O/eW9YnIf4YN4tJ6E6N4FxpQ=; b=Pm5+/y5KWtLm3+Yd05d/3dKfxrG2T6PDC/tBn4OHtk4wRKf1G5zbDpHQYc+RXgHFj4cNMp lXg+qTmUSZ8jJg+g8Aqn1aTk6vYj3GwzxmufH6m6kMUDMpe7rFUGIhq28woTVZ9qKY5hQ+ oaaSZKEHym3dE/1CgiORwc7NGnF8oSI= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-327-SI7E-ga8MOeS8X10gmi9Lg-1; Wed, 05 May 2021 09:07:24 -0400 X-MC-Unique: SI7E-ga8MOeS8X10gmi9Lg-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 708926D4E0 for ; Wed, 5 May 2021 13:07:23 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-112-11.ams2.redhat.com [10.36.112.11]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 3776E60875; Wed, 5 May 2021 13:07:23 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 963CD18007A2; Wed, 5 May 2021 15:07:16 +0200 (CEST) From: Gerd Hoffmann To: qemu-devel@nongnu.org Subject: [PULL 3/6] usb/hid: avoid dynamic stack allocation Date: Wed, 5 May 2021 15:07:13 +0200 Message-Id: <20210505130716.1128420-4-kraxel@redhat.com> In-Reply-To: <20210505130716.1128420-1-kraxel@redhat.com> References: <20210505130716.1128420-1-kraxel@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=kraxel@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=216.205.24.124; envelope-from=kraxel@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.693, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Paolo Bonzini , =?utf-8?q?Philippe_Mathieu-Daud?= =?utf-8?q?=C3=A9?= , Gerd Hoffmann Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Use autofree heap allocation instead. Signed-off-by: Gerd Hoffmann Reviewed-by: Philippe Mathieu-Daudé Tested-by: Philippe Mathieu-Daudé Message-Id: <20210503132915.2335822-2-kraxel@redhat.com> --- hw/usb/dev-hid.c | 2 +- hw/usb/dev-wacom.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/hw/usb/dev-hid.c b/hw/usb/dev-hid.c index fc39bab79f94..1c7ae97c3033 100644 --- a/hw/usb/dev-hid.c +++ b/hw/usb/dev-hid.c @@ -656,7 +656,7 @@ static void usb_hid_handle_data(USBDevice *dev, USBPacket *p) { USBHIDState *us = USB_HID(dev); HIDState *hs = &us->hid; - uint8_t buf[p->iov.size]; + g_autofree uint8_t *buf = g_malloc(p->iov.size); int len = 0; switch (p->pid) { diff --git a/hw/usb/dev-wacom.c b/hw/usb/dev-wacom.c index b59504863509..ed687bc9f1eb 100644 --- a/hw/usb/dev-wacom.c +++ b/hw/usb/dev-wacom.c @@ -301,7 +301,7 @@ static void usb_wacom_handle_control(USBDevice *dev, USBPacket *p, static void usb_wacom_handle_data(USBDevice *dev, USBPacket *p) { USBWacomState *s = (USBWacomState *) dev; - uint8_t buf[p->iov.size]; + g_autofree uint8_t *buf = g_malloc(p->iov.size); int len = 0; switch (p->pid) {