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watchdog: 6300esb: add exit function

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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>
This commit is contained in:
Li Qiang
2016-12-22 16:00:23 +01:00
committed by Paolo Bonzini
parent 1f4e496e1f
commit eb7a20a361
1 changed files with 9 additions and 0 deletions
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hw/watchdog/wdt_i6300esb.c
+9
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@@ -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;