From: Vikram Pandita <[EMAIL PROTECTED]>
Patch is to prevent the OTG host of doing 3 times enumeration of
device when the Host suspends for HNP. The error code used in
this case is ENOTSUPP.
Signed-off-by: Vikram Pandita <[EMAIL PROTECTED]>
Acked-by: Alan Stern <[EMAIL PROTECTED]>
Acked-by: David Brownell <[EMAIL PROTECTED]>
Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]>
---
drivers/usb/core/hub.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 08f0c22..7946d7b 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -1443,7 +1443,7 @@ int usb_new_device(struct usb_device *udev)
if (err < 0)
dev_dbg(&udev->dev, "HNP fail, %d\n", err);
}
- err = -ENODEV;
+ err = -ENOTSUPP;
goto fail;
}
#endif
@@ -2582,7 +2582,7 @@ loop:
ep0_reinit(udev);
release_address(udev);
usb_put_dev(udev);
- if (status == -ENOTCONN)
+ if ((status == -ENOTCONN) || (status == -ENOTSUPP))
break;
}
--
1.5.2.2
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