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-rw-r--r--drivers/usb/core/message.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index b6bd05e3d439..5498506e9c5e 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
637 memset(buf,0,size); // Make sure we parse really received data 637 memset(buf,0,size); // Make sure we parse really received data
638 638
639 for (i = 0; i < 3; ++i) { 639 for (i = 0; i < 3; ++i) {
640 /* retry on length 0 or stall; some devices are flakey */ 640 /* retry on length 0 or error; some devices are flakey */
641 result = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), 641 result = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
642 USB_REQ_GET_DESCRIPTOR, USB_DIR_IN, 642 USB_REQ_GET_DESCRIPTOR, USB_DIR_IN,
643 (type << 8) + index, 0, buf, size, 643 (type << 8) + index, 0, buf, size,
644 USB_CTRL_GET_TIMEOUT); 644 USB_CTRL_GET_TIMEOUT);
645 if (result == 0 || result == -EPIPE) 645 if (result <= 0 && result != -ETIMEDOUT)
646 continue; 646 continue;
647 if (result > 1 && ((u8 *)buf)[1] != type) { 647 if (result > 1 && ((u8 *)buf)[1] != type) {
648 result = -EPROTO; 648 result = -EPROTO;