Commit 90d33f3e authored by K. Y. Srinivasan's avatar K. Y. Srinivasan Committed by Greg Kroah-Hartman

Drivers: hv: vmbus: Fix a bug in channel rescind code

Rescind of subchannels were not being correctly handled. Fix the bug.
Signed-off-by: default avatarK. Y. Srinivasan <kys@microsoft.com>
Cc: <stable@vger.kernel.org>        [3.11+]
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent bc04d76d
......@@ -203,7 +203,8 @@ static void vmbus_process_rescind_offer(struct work_struct *work)
struct vmbus_channel *primary_channel;
struct vmbus_channel_relid_released msg;
vmbus_device_unregister(channel->device_obj);
if (channel->device_obj)
vmbus_device_unregister(channel->device_obj);
memset(&msg, 0, sizeof(struct vmbus_channel_relid_released));
msg.child_relid = channel->offermsg.child_relid;
msg.header.msgtype = CHANNELMSG_RELID_RELEASED;
......@@ -213,11 +214,6 @@ static void vmbus_process_rescind_offer(struct work_struct *work)
spin_lock_irqsave(&vmbus_connection.channel_lock, flags);
list_del(&channel->listentry);
spin_unlock_irqrestore(&vmbus_connection.channel_lock, flags);
} else {
primary_channel = channel->primary_channel;
spin_lock_irqsave(&primary_channel->sc_lock, flags);
list_del(&channel->listentry);
spin_unlock_irqrestore(&primary_channel->sc_lock, flags);
}
free_channel(channel);
}
......
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