From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:54355) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cdBpR-0004vc-EY for qemu-devel@nongnu.org; Mon, 13 Feb 2017 03:17:46 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cdBpN-0004b3-0G for qemu-devel@nongnu.org; Mon, 13 Feb 2017 03:17:44 -0500 Received: from mx1.redhat.com ([209.132.183.28]:36786) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cdBpM-0004ZL-RO for qemu-devel@nongnu.org; Mon, 13 Feb 2017 03:17:40 -0500 From: Gerd Hoffmann Date: Mon, 13 Feb 2017 09:17:26 +0100 Message-Id: <1486973851-21645-2-git-send-email-kraxel@redhat.com> In-Reply-To: <1486973851-21645-1-git-send-email-kraxel@redhat.com> References: <1486973851-21645-1-git-send-email-kraxel@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: [Qemu-devel] [PULL 1/6] virtio-gpu: fix memory leak in set scanout List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Li Qiang , Gerd Hoffmann , "Michael S. Tsirkin" From: Li Qiang In virtio_gpu_set_scanout function, when creating the 'rect' its refcount is set to 2, by pixman_image_create_bits and qemu_create_displaysurface_pixman function. This can lead a memory leak issues. This patch avoid this issue. Signed-off-by: Li Qiang Reviewed-by: Marc-Andr=C3=A9 Lureau Message-id: 5884626f.5b2f6b0a.1bfff.3037@mx.google.com Signed-off-by: Gerd Hoffmann --- hw/display/virtio-gpu.c | 1 + 1 file changed, 1 insertion(+) diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c index 444ca06..9b530ab 100644 --- a/hw/display/virtio-gpu.c +++ b/hw/display/virtio-gpu.c @@ -608,6 +608,7 @@ static void virtio_gpu_set_scanout(VirtIOGPU *g, cmd->error =3D VIRTIO_GPU_RESP_ERR_UNSPEC; return; } + pixman_image_unref(rect); dpy_gfx_replace_surface(g->scanout[ss.scanout_id].con, scanout->= ds); } =20 --=20 1.8.3.1