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| author | Takashi Iwai <tiwai@suse.de> | 2008-12-24 13:04:08 +0300 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2008-12-24 13:04:08 +0300 |
| commit | 7645c4bfbb36f357f03815f5729c46ce8d89f008 (patch) | |
| tree | eb2c45bbdfc715a9a6e96e6af9675a0440ef8ff1 /drivers/usb/core/driver.c | |
| parent | 74b7ff48a93f44198ac03cc4e628d713f53d4668 (diff) | |
| parent | 574f3c4f5c55e99ea60f71fd98cc54931d4b2eae (diff) | |
| download | linux-7645c4bfbb36f357f03815f5729c46ce8d89f008.tar.xz | |
Merge branch 'fix/hda' into topic/hda
Diffstat (limited to 'drivers/usb/core/driver.c')
| -rw-r--r-- | drivers/usb/core/driver.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c index 3d7793d93031..8c081308b0e2 100644 --- a/drivers/usb/core/driver.c +++ b/drivers/usb/core/driver.c @@ -279,7 +279,9 @@ static int usb_unbind_interface(struct device *dev) * altsetting means creating new endpoint device entries). * When either of these happens, defer the Set-Interface. */ - if (!error && intf->dev.power.status == DPM_ON) + if (intf->cur_altsetting->desc.bAlternateSetting == 0) + ; /* Already in altsetting 0 so skip Set-Interface */ + else if (!error && intf->dev.power.status == DPM_ON) usb_set_interface(udev, intf->altsetting[0]. desc.bInterfaceNumber, 0); else |