* [PATCH] virtio-blk: free vblk-vqs in error path of virtblk_probe()
@ 2020-06-15 4:14 Hou Tao
2020-06-15 7:32 ` Stefano Garzarella
` (2 more replies)
0 siblings, 3 replies; 5+ messages in thread
From: Hou Tao @ 2020-06-15 4:14 UTC (permalink / raw)
To: linux-block, virtualization
Cc: Stefan Hajnoczi, Paolo Bonzini, Jens Axboe, Ming Lei
Else there will be memory leak if alloc_disk() fails.
Fixes: 6a27b656fc02 ("block: virtio-blk: support multi virt queues per virtio-blk device")
Signed-off-by: Hou Tao <houtao1@huawei.com>
---
drivers/block/virtio_blk.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index 9d21bf0f155e..980df853ee49 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -878,6 +878,7 @@ static int virtblk_probe(struct virtio_device *vdev)
put_disk(vblk->disk);
out_free_vq:
vdev->config->del_vqs(vdev);
+ kfree(vblk->vqs);
out_free_vblk:
kfree(vblk);
out_free_index:
--
2.25.0.4.g0ad7144999
^ permalink raw reply related [flat|nested] 5+ messages in thread* Re: [PATCH] virtio-blk: free vblk-vqs in error path of virtblk_probe()
2020-06-15 4:14 [PATCH] virtio-blk: free vblk-vqs in error path of virtblk_probe() Hou Tao
@ 2020-06-15 7:32 ` Stefano Garzarella
2020-06-29 4:28 ` Hou Tao
2020-06-30 22:30 ` Ming Lei
2020-07-01 1:03 ` Jens Axboe
2 siblings, 1 reply; 5+ messages in thread
From: Stefano Garzarella @ 2020-06-15 7:32 UTC (permalink / raw)
To: Hou Tao
Cc: linux-block, virtualization, Stefan Hajnoczi, Paolo Bonzini,
Jens Axboe, Ming Lei
On Mon, Jun 15, 2020 at 12:14:59PM +0800, Hou Tao wrote:
> Else there will be memory leak if alloc_disk() fails.
>
> Fixes: 6a27b656fc02 ("block: virtio-blk: support multi virt queues per virtio-blk device")
> Signed-off-by: Hou Tao <houtao1@huawei.com>
> ---
> drivers/block/virtio_blk.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
> index 9d21bf0f155e..980df853ee49 100644
> --- a/drivers/block/virtio_blk.c
> +++ b/drivers/block/virtio_blk.c
> @@ -878,6 +878,7 @@ static int virtblk_probe(struct virtio_device *vdev)
> put_disk(vblk->disk);
> out_free_vq:
> vdev->config->del_vqs(vdev);
> + kfree(vblk->vqs);
> out_free_vblk:
> kfree(vblk);
> out_free_index:
> --
> 2.25.0.4.g0ad7144999
>
The patch LGTM:
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: [PATCH] virtio-blk: free vblk-vqs in error path of virtblk_probe()
2020-06-15 7:32 ` Stefano Garzarella
@ 2020-06-29 4:28 ` Hou Tao
0 siblings, 0 replies; 5+ messages in thread
From: Hou Tao @ 2020-06-29 4:28 UTC (permalink / raw)
To: Jens Axboe
Cc: Stefano Garzarella, linux-block, virtualization, Stefan Hajnoczi,
Paolo Bonzini, Ming Lei
ping ?
On 2020/6/15 15:32, Stefano Garzarella wrote:
> On Mon, Jun 15, 2020 at 12:14:59PM +0800, Hou Tao wrote:
>> Else there will be memory leak if alloc_disk() fails.
>>
>> Fixes: 6a27b656fc02 ("block: virtio-blk: support multi virt queues per virtio-blk device")
>> Signed-off-by: Hou Tao <houtao1@huawei.com>
>> ---
>> drivers/block/virtio_blk.c | 1 +
>> 1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
>> index 9d21bf0f155e..980df853ee49 100644
>> --- a/drivers/block/virtio_blk.c
>> +++ b/drivers/block/virtio_blk.c
>> @@ -878,6 +878,7 @@ static int virtblk_probe(struct virtio_device *vdev)
>> put_disk(vblk->disk);
>> out_free_vq:
>> vdev->config->del_vqs(vdev);
>> + kfree(vblk->vqs);
>> out_free_vblk:
>> kfree(vblk);
>> out_free_index:
>> --
>> 2.25.0.4.g0ad7144999
>>
>
> The patch LGTM:
>
> Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
>
>
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH] virtio-blk: free vblk-vqs in error path of virtblk_probe()
2020-06-15 4:14 [PATCH] virtio-blk: free vblk-vqs in error path of virtblk_probe() Hou Tao
2020-06-15 7:32 ` Stefano Garzarella
@ 2020-06-30 22:30 ` Ming Lei
2020-07-01 1:03 ` Jens Axboe
2 siblings, 0 replies; 5+ messages in thread
From: Ming Lei @ 2020-06-30 22:30 UTC (permalink / raw)
To: Hou Tao
Cc: linux-block, virtualization, Stefan Hajnoczi, Paolo Bonzini, Jens Axboe
On Mon, Jun 15, 2020 at 12:14:59PM +0800, Hou Tao wrote:
> Else there will be memory leak if alloc_disk() fails.
>
> Fixes: 6a27b656fc02 ("block: virtio-blk: support multi virt queues per virtio-blk device")
> Signed-off-by: Hou Tao <houtao1@huawei.com>
> ---
> drivers/block/virtio_blk.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
> index 9d21bf0f155e..980df853ee49 100644
> --- a/drivers/block/virtio_blk.c
> +++ b/drivers/block/virtio_blk.c
> @@ -878,6 +878,7 @@ static int virtblk_probe(struct virtio_device *vdev)
> put_disk(vblk->disk);
> out_free_vq:
> vdev->config->del_vqs(vdev);
> + kfree(vblk->vqs);
> out_free_vblk:
> kfree(vblk);
> out_free_index:
> --
> 2.25.0.4.g0ad7144999
>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
--
Ming
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: [PATCH] virtio-blk: free vblk-vqs in error path of virtblk_probe()
2020-06-15 4:14 [PATCH] virtio-blk: free vblk-vqs in error path of virtblk_probe() Hou Tao
2020-06-15 7:32 ` Stefano Garzarella
2020-06-30 22:30 ` Ming Lei
@ 2020-07-01 1:03 ` Jens Axboe
2 siblings, 0 replies; 5+ messages in thread
From: Jens Axboe @ 2020-07-01 1:03 UTC (permalink / raw)
To: Hou Tao, linux-block, virtualization
Cc: Stefan Hajnoczi, Paolo Bonzini, Ming Lei
On 6/14/20 10:14 PM, Hou Tao wrote:
> Else there will be memory leak if alloc_disk() fails.
Applied, thanks.
--
Jens Axboe
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2020-07-01 1:03 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
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2020-06-15 4:14 [PATCH] virtio-blk: free vblk-vqs in error path of virtblk_probe() Hou Tao
2020-06-15 7:32 ` Stefano Garzarella
2020-06-29 4:28 ` Hou Tao
2020-06-30 22:30 ` Ming Lei
2020-07-01 1:03 ` Jens Axboe
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