From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:58073) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cTAdB-0000xo-6O for qemu-devel@nongnu.org; Mon, 16 Jan 2017 11:59:42 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cTAd9-00007P-MB for qemu-devel@nongnu.org; Mon, 16 Jan 2017 11:59:41 -0500 Received: from mx1.redhat.com ([209.132.183.28]:59350) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cTAd9-00007I-GO for qemu-devel@nongnu.org; Mon, 16 Jan 2017 11:59:39 -0500 From: Paolo Bonzini Date: Mon, 16 Jan 2017 17:59:03 +0100 Message-Id: <20170116165916.8575-20-pbonzini@redhat.com> In-Reply-To: <20170116165916.8575-1-pbonzini@redhat.com> References: <20170116165916.8575-1-pbonzini@redhat.com> Subject: [Qemu-devel] [PULL 19/32] serial: fix memory leak in serial exit List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Li Qiang From: Li Qiang The serial_exit_core function doesn't free some resources. This can lead memory leak when hotplug and unplug. This patch avoid this. Signed-off-by: Li Qiang Message-Id: <586cb5ab.f31d9d0a.38ac3.acf2@mx.google.com> Signed-off-by: Paolo Bonzini --- hw/char/serial.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/hw/char/serial.c b/hw/char/serial.c index ffbacd8..67b18ed 100644 --- a/hw/char/serial.c +++ b/hw/char/serial.c @@ -906,6 +906,16 @@ void serial_realize_core(SerialState *s, Error **errp) void serial_exit_core(SerialState *s) { qemu_chr_fe_deinit(&s->chr); + + timer_del(s->modem_status_poll); + timer_free(s->modem_status_poll); + + timer_del(s->fifo_timeout_timer); + timer_free(s->fifo_timeout_timer); + + fifo8_destroy(&s->recv_fifo); + fifo8_destroy(&s->xmit_fifo); + qemu_unregister_reset(serial_reset, s); } -- 2.9.3