diff options
Diffstat (limited to 'common/usb.c')
| -rw-r--r-- | common/usb.c | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/common/usb.c b/common/usb.c index aad13fd9c5..68885d6ee4 100644 --- a/common/usb.c +++ b/common/usb.c @@ -1144,20 +1144,32 @@ int usb_select_config(struct usb_device *dev) memset(dev->mf, 0, sizeof(dev->mf)); memset(dev->prod, 0, sizeof(dev->prod)); memset(dev->serial, 0, sizeof(dev->serial)); - if (dev->descriptor.iManufacturer) - usb_string(dev, dev->descriptor.iManufacturer, + if (dev->descriptor.iManufacturer) { + err = usb_string(dev, dev->descriptor.iManufacturer, dev->mf, sizeof(dev->mf)); - if (dev->descriptor.iProduct) - usb_string(dev, dev->descriptor.iProduct, + if (err < 0) + goto decriptor_err; + } if (dev->descriptor.iProduct) { + err = usb_string(dev, dev->descriptor.iProduct, dev->prod, sizeof(dev->prod)); - if (dev->descriptor.iSerialNumber) - usb_string(dev, dev->descriptor.iSerialNumber, + if (err < 0) + goto decriptor_err; + } + if (dev->descriptor.iSerialNumber) { + err = usb_string(dev, dev->descriptor.iSerialNumber, dev->serial, sizeof(dev->serial)); + if (err < 0) + goto decriptor_err; + } debug("Manufacturer %s\n", dev->mf); debug("Product %s\n", dev->prod); debug("SerialNumber %s\n", dev->serial); return 0; + +decriptor_err: + printf("failed to get usb device info %d\n", err); + return err; } int usb_setup_device(struct usb_device *dev, bool do_read, |