diff options
| -rw-r--r-- | rbutil/e200rpatcher/e200rpatcher.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/rbutil/e200rpatcher/e200rpatcher.c b/rbutil/e200rpatcher/e200rpatcher.c index eff6dc136b..8d0c674a5e 100644 --- a/rbutil/e200rpatcher/e200rpatcher.c +++ b/rbutil/e200rpatcher/e200rpatcher.c @@ -106,6 +106,7 @@ void do_patching(void) struct usb_device *tmp_dev; struct usb_device *dev = NULL; usb_dev_handle *dh; + int err; fprintf(stderr,"[INFO] Searching for E200R\n"); @@ -148,13 +149,21 @@ found: return; } - /* "must be called" written in the libusb documentation */ - if (usb_claim_interface(dh, dev->config->interface->altsetting->bInterfaceNumber)) { - fprintf(stderr, "[ERR] Device is busy. (I was unable to claim its interface.)\n"); + err = usb_set_configuration(dh, 1); + + if (err < 0) { + fprintf(stderr, "[ERR] usb_set_configuration failed (%d)\n", err); usb_close(dh); return; } + /* "must be called" written in the libusb documentation */ + err = usb_claim_interface(dh, dev->config->interface->altsetting->bInterfaceNumber); + if (err < 0) { + fprintf(stderr, "[ERR] Unable to claim interface (%d)\n", err); + usb_close(dh); + return; + } fprintf(stderr,"[INFO] Found E200R, uploading patching application.\n"); |