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Drivers: hv: vmbus: Fix a bug in the handling of channel offers

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The channel state should be correctly set before registering the device. In the current
code the driver probe would fail for channels that have been rescinded and subsequently
re-offered. Fix the bug.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Cc: stable <stable@vger.kernel.org> # 3.11
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
K. Y. Srinivasan 2013-08-26 14:08:58 -07:00 committed by Greg Kroah-Hartman
parent ef22d576dd
commit 42dceebe34
1 changed files with 7 additions and 7 deletions
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14
drivers/hv/channel_mgmt.c
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@ -292,6 +292,13 @@ static void vmbus_process_offer(struct work_struct *work)
return;
}
/*
* This state is used to indicate a successful open
* so that when we do close the channel normally, we
* can cleanup properly
*/
newchannel->state = CHANNEL_OPEN_STATE;
/*
* Start the process of binding this offer to the driver
* We need to set the DeviceObject field before calling
@ -318,13 +325,6 @@ static void vmbus_process_offer(struct work_struct *work)
kfree(newchannel->device_obj);
free_channel(newchannel);
} else {
/*
* This state is used to indicate a successful open
* so that when we do close the channel normally, we
* can cleanup properly
*/
newchannel->state = CHANNEL_OPEN_STATE;
}
}