* [PATCH] rpmsg: virtio: Fix the unregistration of the device rpmsg_ctrl
@ 2022-04-22 15:54 Arnaud Pouliquen
2022-04-24 2:06 ` Hangyu Hua
0 siblings, 1 reply; 2+ messages in thread
From: Arnaud Pouliquen @ 2022-04-22 15:54 UTC (permalink / raw)
To: Bjorn Andersson, Mathieu Poirier
Cc: linux-remoteproc, linux-kernel, linux-stm32, arnaud.pouliquen,
Hangyu Hua
Unregister the rpmsg_ctrl device instead of just freeing the
the virtio_rpmsg_channel structure.
This will properly unregister the device and call
virtio_rpmsg_release_device() that frees the structure.
Fixes: c486682ae1e2 ("rpmsg: virtio: Register the rpmsg_char device")
Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@foss.st.com>
Cc: Hangyu Hua <hbh25y@gmail.com>
---
drivers/rpmsg/virtio_rpmsg_bus.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/rpmsg/virtio_rpmsg_bus.c b/drivers/rpmsg/virtio_rpmsg_bus.c
index 3b7b47f785cf..0db8043e6c49 100644
--- a/drivers/rpmsg/virtio_rpmsg_bus.c
+++ b/drivers/rpmsg/virtio_rpmsg_bus.c
@@ -861,7 +861,7 @@ static void rpmsg_virtio_del_ctrl_dev(struct rpmsg_device *rpdev_ctrl)
{
if (!rpdev_ctrl)
return;
- kfree(to_virtio_rpmsg_channel(rpdev_ctrl));
+ device_unregister(&rpdev_ctrl->dev);
}
static int rpmsg_probe(struct virtio_device *vdev)
--
2.24.3
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] rpmsg: virtio: Fix the unregistration of the device rpmsg_ctrl
2022-04-22 15:54 [PATCH] rpmsg: virtio: Fix the unregistration of the device rpmsg_ctrl Arnaud Pouliquen
@ 2022-04-24 2:06 ` Hangyu Hua
0 siblings, 0 replies; 2+ messages in thread
From: Hangyu Hua @ 2022-04-24 2:06 UTC (permalink / raw)
To: Arnaud Pouliquen, Bjorn Andersson, Mathieu Poirier
Cc: linux-remoteproc, linux-kernel, linux-stm32
On 2022/4/22 23:54, Arnaud Pouliquen wrote:
> Unregister the rpmsg_ctrl device instead of just freeing the
> the virtio_rpmsg_channel structure.
> This will properly unregister the device and call
> virtio_rpmsg_release_device() that frees the structure.
>
> Fixes: c486682ae1e2 ("rpmsg: virtio: Register the rpmsg_char device")
>
> Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@foss.st.com>
> Cc: Hangyu Hua <hbh25y@gmail.com>
> ---
> drivers/rpmsg/virtio_rpmsg_bus.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/rpmsg/virtio_rpmsg_bus.c b/drivers/rpmsg/virtio_rpmsg_bus.c
> index 3b7b47f785cf..0db8043e6c49 100644
> --- a/drivers/rpmsg/virtio_rpmsg_bus.c
> +++ b/drivers/rpmsg/virtio_rpmsg_bus.c
> @@ -861,7 +861,7 @@ static void rpmsg_virtio_del_ctrl_dev(struct rpmsg_device *rpdev_ctrl)
> {
> if (!rpdev_ctrl)
> return;
> - kfree(to_virtio_rpmsg_channel(rpdev_ctrl));
> + device_unregister(&rpdev_ctrl->dev);
> }
>
> static int rpmsg_probe(struct virtio_device *vdev)
Thanks for further optimization.
Reviewed-by: Hangyu Hua <hbh25y@gmail.com>
Thanks,
Hangyu
^ permalink raw reply [flat|nested] 2+ messages in thread
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2022-04-22 15:54 [PATCH] rpmsg: virtio: Fix the unregistration of the device rpmsg_ctrl Arnaud Pouliquen
2022-04-24 2:06 ` Hangyu Hua
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