pve-qemu/debian/patches/extra/CVE-2016-10155-watchdog-630...

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From a8341ea109259c17ad18b02597e5e03e99db60ae Mon Sep 17 00:00:00 2001
From: Li Qiang <liqiang6-s@360.cn>
Date: Mon, 28 Nov 2016 17:49:04 -0800
Subject: [PATCH 1/8] watchdog: 6300esb: add exit function
When the Intel 6300ESB watchdog is hot unplug. The timer allocated
in realize isn't freed thus leaking memory leak. This patch avoid
this through adding the exit function.
Signed-off-by: Li Qiang <liqiang6-s@360.cn>
Message-Id: <583cde9c.3223ed0a.7f0c2.886e@mx.google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
Notes:
CVE-2016-10155
hw/watchdog/wdt_i6300esb.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/hw/watchdog/wdt_i6300esb.c b/hw/watchdog/wdt_i6300esb.c
index a83d951..49b3cd1 100644
--- a/hw/watchdog/wdt_i6300esb.c
+++ b/hw/watchdog/wdt_i6300esb.c
@@ -428,6 +428,14 @@ static void i6300esb_realize(PCIDevice *dev, Error **errp)
/* qemu_register_coalesced_mmio (addr, 0x10); ? */
}
+static void i6300esb_exit(PCIDevice *dev)
+{
+ I6300State *d = WATCHDOG_I6300ESB_DEVICE(dev);
+
+ timer_del(d->timer);
+ timer_free(d->timer);
+}
+
static WatchdogTimerModel model = {
.wdt_name = "i6300esb",
.wdt_description = "Intel 6300ESB",
@@ -441,6 +449,7 @@ static void i6300esb_class_init(ObjectClass *klass, void *data)
k->config_read = i6300esb_config_read;
k->config_write = i6300esb_config_write;
k->realize = i6300esb_realize;
+ k->exit = i6300esb_exit;
k->vendor_id = PCI_VENDOR_ID_INTEL;
k->device_id = PCI_DEVICE_ID_INTEL_ESB_9;
k->class_id = PCI_CLASS_SYSTEM_OTHER;
--
2.1.4