From: weiping zhang <zhangweiping@didichuxing.com>
To: cohuck@redhat.com, mst@redhat.com, jasowang@redhat.com
Cc: virtualization@lists.linux-foundation.org
Subject: [PATCH v3 2/2] virtio_mmio: add cleanup for virtio_mmio_remove
Date: Wed, 6 Dec 2017 21:59:32 +0800 [thread overview]
Message-ID: <1a62b93b539bcde52f629314f04193928f02693e.1512568542.git.zhangweiping@didichuxing.com> (raw)
In-Reply-To: <cover.1512568542.git.zhangweiping@didichuxing.com>
cleanup all resource allocated by virtio_mmio_probe.
Signed-off-by: weiping zhang <zhangweiping@didichuxing.com>
---
drivers/virtio/virtio_mmio.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/virtio/virtio_mmio.c b/drivers/virtio/virtio_mmio.c
index ec40104..a9192fe 100644
--- a/drivers/virtio/virtio_mmio.c
+++ b/drivers/virtio/virtio_mmio.c
@@ -610,7 +610,13 @@ static int virtio_mmio_probe(struct platform_device *pdev)
static int virtio_mmio_remove(struct platform_device *pdev)
{
struct virtio_mmio_device *vm_dev = platform_get_drvdata(pdev);
+ struct resource *mem;
+ iounmap(vm_dev->base);
+ mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (mem)
+ devm_release_mem_region(&pdev->dev, mem->start,
+ resource_size(mem));
unregister_virtio_device(&vm_dev->vdev);
return 0;
--
2.9.4
next prev parent reply other threads:[~2017-12-06 13:59 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-06 13:58 [PATCH v3 0/2] Add cleanup for virtio_mmio driver weiping zhang
2017-12-06 13:59 ` [PATCH v3 1/2] virtio_mmio: add cleanup for virtio_mmio_probe weiping zhang
2017-12-07 11:08 ` Cornelia Huck
2017-12-06 13:59 ` weiping zhang [this message]
2017-12-07 11:09 ` [PATCH v3 2/2] virtio_mmio: add cleanup for virtio_mmio_remove Cornelia Huck
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