diff options
Diffstat (limited to 'drivers/usb/core')
| -rw-r--r-- | drivers/usb/core/message.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c index b6bd05e3d43..5498506e9c5 100644 --- a/drivers/usb/core/message.c +++ b/drivers/usb/core/message.c @@ -637,12 +637,12 @@ int usb_get_descriptor(struct usb_device *dev, unsigned char type, unsigned char memset(buf,0,size); // Make sure we parse really received data for (i = 0; i < 3; ++i) { - /* retry on length 0 or stall; some devices are flakey */ + /* retry on length 0 or error; some devices are flakey */ result = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), USB_REQ_GET_DESCRIPTOR, USB_DIR_IN, (type << 8) + index, 0, buf, size, USB_CTRL_GET_TIMEOUT); - if (result == 0 || result == -EPIPE) + if (result <= 0 && result != -ETIMEDOUT) continue; if (result > 1 && ((u8 *)buf)[1] != type) { result = -EPROTO; |