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Mon, 03 May 2021 05:15:02 -0400 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-475-WmgRhH01PYC1cgOMc3JNWw-1; Mon, 03 May 2021 05:14:53 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 1C9766D241; Mon, 3 May 2021 09:14:52 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-112-203.ams2.redhat.com [10.36.112.203]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 1F6135D74F; Mon, 3 May 2021 09:14:48 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 83E52180039E; Mon, 3 May 2021 11:14:46 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1620033294; 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=IIQWoOj7e0dsIa7hkFCElsSBHzeF9k3Da95taQOwAFU=; b=AP4/3GB8UQLsL7+HfdXXqcRpvI3gBWjrTbt3CjbDbRq5QXt2V4yqVDWsV3ynrZ7hZ8fyaE udl58UINfJd6atDnuK5rOG9/b43gvX8zIIcnMYQ+dUVhDvgKrcSuoKkYHpiH8FooxbF96n eFgfFr74H6a14my2ZQXGXBLJmj0uieQ= X-MC-Unique: WmgRhH01PYC1cgOMc3JNWw-1 From: Gerd Hoffmann To: qemu-devel@nongnu.org Subject: [PATCH 1/5] usb/hid: avoid dynamic stack allocation Date: Mon, 3 May 2021 11:14:42 +0200 Message-Id: <20210503091446.2137206-2-kraxel@redhat.com> In-Reply-To: <20210503091446.2137206-1-kraxel@redhat.com> References: <20210503091446.2137206-1-kraxel@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 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 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; 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=-0.697, 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=-0.01, RCVD_IN_MSPIKE_WL=-0.01, 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: mcascell@redhat.com, remy.noel@blade-group.com, Gerd Hoffmann Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Use autofree heap allocation instead. Signed-off-by: Gerd Hoffmann --- 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, USBPack= et *p) { USBHIDState *us =3D USB_HID(dev); HIDState *hs =3D &us->hid; - uint8_t buf[p->iov.size]; + g_autofree uint8_t *buf =3D g_malloc(p->iov.size); int len =3D 0; =20 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, US= BPacket *p, static void usb_wacom_handle_data(USBDevice *dev, USBPacket *p) { USBWacomState *s =3D (USBWacomState *) dev; - uint8_t buf[p->iov.size]; + g_autofree uint8_t *buf =3D g_malloc(p->iov.size); int len =3D 0; =20 switch (p->pid) { --=20 2.30.2