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authorLinus Torvalds <torvalds@g5.osdl.org>2006-06-22 23:09:42 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-22 23:09:42 -0700
commit5fa21d821f6972e70942f2c555ec29dde962bdb2 (patch)
treefbe0a083ce7fc7ddb58cd452d5598662acac325b /drivers/usb/core/usb.c
parent8542e5893c2b10b4f6c80149e7dc3fdd2dc38bc6 (diff)
parent5d9fd169c9fbdaecdc430431e59bf94ff40b93d3 (diff)
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Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/usb-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/gregkh/usb-2.6: [PATCH] Driver core: fix locking issues with the devices that are attached to classes [PATCH] USB: get USB suspend to work again
Diffstat (limited to 'drivers/usb/core/usb.c')
-rw-r--r--drivers/usb/core/usb.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index 51531075130..fb488c8a860 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -991,6 +991,8 @@ void usb_buffer_unmap_sg (struct usb_device *dev, unsigned pipe,
static int verify_suspended(struct device *dev, void *unused)
{
+ if (dev->driver == NULL)
+ return 0;
return (dev->power.power_state.event == PM_EVENT_ON) ? -EBUSY : 0;
}