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authorK. Y. Srinivasan <kys@microsoft.com>2013-10-16 19:27:19 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-10-19 19:53:46 -0700
commit565ce6422ff92f5af71e4d5a09f78215433b2695 (patch)
tree869cb9acab866835b24f49fbd2e4b2dbfa075962 /drivers/hv/channel_mgmt.c
parentdfc568e6bc08916f1035af456e4631c47166b5cf (diff)
Drivers: hv: vmbus: Fix a bug in channel rescind code
Rescind of subchannels were not being correctly handled. Fix the bug. Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Cc: <stable@vger.kernel.org> [3.11+] Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hv/channel_mgmt.c')
-rw-r--r--drivers/hv/channel_mgmt.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c
index bbff5f200bef..fa920469bf10 100644
--- a/drivers/hv/channel_mgmt.c
+++ b/drivers/hv/channel_mgmt.c
@@ -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;
@@ -216,7 +217,7 @@ static void vmbus_process_rescind_offer(struct work_struct *work)
} else {
primary_channel = channel->primary_channel;
spin_lock_irqsave(&primary_channel->sc_lock, flags);
- list_del(&channel->listentry);
+ list_del(&channel->sc_list);
spin_unlock_irqrestore(&primary_channel->sc_lock, flags);
}
free_channel(channel);