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authorAlan Stern <stern@rowland.harvard.edu>2006-01-19 10:46:27 -0500
committerGreg Kroah-Hartman <gregkh@suse.de>2006-03-20 14:49:58 -0800
commit6a8e87b23ff4a979bde5451a242466a4b3f9fe7d (patch)
tree3b3da90cdf42c363fbd6270c58dd21811b8e3004 /drivers/usb/core/hcd.c
parent1393adb2ebb00a2cd54b293cd7ee71e3376f4e9f (diff)
downloadop-kernel-dev-6a8e87b23ff4a979bde5451a242466a4b3f9fe7d.zip
op-kernel-dev-6a8e87b23ff4a979bde5451a242466a4b3f9fe7d.tar.gz
[PATCH] USB core and HCDs: don't put_device while atomic
This patch (as640) removes several put_device and the corresponding get_device calls from the USB core and HCDs. Some of the puts were done in atomic contexts, and none of them are needed since the core now guarantees that every endpoint will be disabled and every URB completed before a USB device is released. Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Acked-by: David Brownell <david-b@pacbell.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/core/hcd.c')
-rw-r--r--drivers/usb/core/hcd.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index a98d978..fbd938d 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -1105,7 +1105,6 @@ static void urb_unlink (struct urb *urb)
spin_lock_irqsave (&hcd_data_lock, flags);
list_del_init (&urb->urb_list);
spin_unlock_irqrestore (&hcd_data_lock, flags);
- usb_put_dev (urb->dev);
}
@@ -1145,7 +1144,6 @@ static int hcd_submit_urb (struct urb *urb, gfp_t mem_flags)
case HC_STATE_RUNNING:
case HC_STATE_RESUMING:
doit:
- usb_get_dev (urb->dev);
list_add_tail (&urb->urb_list, &ep->urb_list);
status = 0;
break;
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