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Staging: hv: vmbus: Don't free the channel when the channel is closed

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When the driver unloads, the device must persist. A channel represents the
device and so we should not free the channel when the channel is closed as
part of the driver unloading.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Abhishek Kane <v-abkane@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
K. Y. Srinivasan 2011-06-06 15:49:35 -07:00 committed by Greg Kroah-Hartman
parent 2aa05dcbfb
commit 604a1eb0eb
1 changed files with 0 additions and 14 deletions
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14
drivers/staging/hv/channel.c
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@ -552,7 +552,6 @@ void vmbus_close(struct vmbus_channel *channel)
{ {
struct vmbus_channel_close_channel *msg; struct vmbus_channel_close_channel *msg;
struct vmbus_channel_msginfo *info; struct vmbus_channel_msginfo *info;
unsigned long flags;
int ret; int ret;
/* Stop callback and cancel the timer asap */ /* Stop callback and cancel the timer asap */
@ -591,19 +590,6 @@ void vmbus_close(struct vmbus_channel *channel)
kfree(info); kfree(info);
/*
* If we are closing the channel during an error path in
* opening the channel, don't free the channel since the
* caller will free the channel
*/
if (channel->state == CHANNEL_OPEN_STATE) {
spin_lock_irqsave(&vmbus_connection.channel_lock, flags);
list_del(&channel->listentry);
spin_unlock_irqrestore(&vmbus_connection.channel_lock, flags);
free_channel(channel);
}
} }
EXPORT_SYMBOL_GPL(vmbus_close); EXPORT_SYMBOL_GPL(vmbus_close);