diff options
Diffstat (limited to 'drivers/rpmsg')
| -rw-r--r-- | drivers/rpmsg/qcom_glink_native.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c index c525f667286d..ac710dc03710 100644 --- a/drivers/rpmsg/qcom_glink_native.c +++ b/drivers/rpmsg/qcom_glink_native.c @@ -1524,6 +1524,7 @@ static void qcom_glink_rx_close(struct qcom_glink *glink, unsigned int rcid) rpmsg_unregister_device(glink->dev, &chinfo); } + channel->rpdev = NULL; qcom_glink_send_close_ack(glink, channel->rcid); @@ -1537,6 +1538,7 @@ static void qcom_glink_rx_close(struct qcom_glink *glink, unsigned int rcid) static void qcom_glink_rx_close_ack(struct qcom_glink *glink, unsigned int lcid) { + struct rpmsg_channel_info chinfo; struct glink_channel *channel; unsigned long flags; @@ -1551,6 +1553,16 @@ static void qcom_glink_rx_close_ack(struct qcom_glink *glink, unsigned int lcid) channel->lcid = 0; spin_unlock_irqrestore(&glink->idr_lock, flags); + /* Decouple the potential rpdev from the channel */ + if (channel->rpdev) { + strscpy(chinfo.name, channel->name, sizeof(chinfo.name)); + chinfo.src = RPMSG_ADDR_ANY; + chinfo.dst = RPMSG_ADDR_ANY; + + rpmsg_unregister_device(glink->dev, &chinfo); + } + channel->rpdev = NULL; + kref_put(&channel->refcount, qcom_glink_channel_release); } |