diff options
| author | Paul Mundt <lethal@linux-sh.org> | 2009-03-10 15:17:26 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2009-03-10 15:17:26 +0900 |
| commit | e161183ba674f97fce748384f5bb037d07bdc5c9 (patch) | |
| tree | 5b3bd4b995f6435ee977b71082244fa1a647f717 /drivers/usb/core/message.c | |
| parent | 2ef7f0dab6b3d171b6aff00a47077385ae3155b5 (diff) | |
| parent | 99adcd9d67aaf04e28f5ae96df280f236bde4b66 (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/usb/core/message.c')
| -rw-r--r-- | drivers/usb/core/message.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c index 31fb204f44c6..49e7f56e0d7f 100644 --- a/drivers/usb/core/message.c +++ b/drivers/usb/core/message.c @@ -653,7 +653,7 @@ int usb_get_descriptor(struct usb_device *dev, unsigned char type, if (result <= 0 && result != -ETIMEDOUT) continue; if (result > 1 && ((u8 *)buf)[1] != type) { - result = -EPROTO; + result = -ENODATA; continue; } break; @@ -696,8 +696,13 @@ static int usb_get_string(struct usb_device *dev, unsigned short langid, USB_REQ_GET_DESCRIPTOR, USB_DIR_IN, (USB_DT_STRING << 8) + index, langid, buf, size, USB_CTRL_GET_TIMEOUT); - if (!(result == 0 || result == -EPIPE)) - break; + if (result == 0 || result == -EPIPE) + continue; + if (result > 1 && ((u8 *) buf)[1] != USB_DT_STRING) { + result = -ENODATA; + continue; + } + break; } return result; } |