if (wbuf == NULL || wlen == 0)
return -EINVAL;
- if ((ret = mutex_lock_interruptible(&d->usb_mutex)))
+ if ((ret = down_interruptible(&d->usb_sem)))
return ret;
deb_xfer(">>> ");
}
}
- mutex_unlock(&d->usb_mutex);
+ up(&d->usb_sem);
return ret;
}
EXPORT_SYMBOL(dvb_usb_generic_rw);