diff options
| -rw-r--r-- | drivers/staging/vt6656/device.h | 1 | ||||
| -rw-r--r-- | drivers/staging/vt6656/rxtx.c | 3 | ||||
| -rw-r--r-- | drivers/staging/vt6656/usbpipe.c | 5 |
3 files changed, 5 insertions, 4 deletions
diff --git a/drivers/staging/vt6656/device.h b/drivers/staging/vt6656/device.h index 074b98dfac91..08294b21c4e9 100644 --- a/drivers/staging/vt6656/device.h +++ b/drivers/staging/vt6656/device.h @@ -250,7 +250,6 @@ struct vnt_usb_send_context { u8 pkt_type; u8 need_ack; bool in_use; - unsigned char data[MAX_TOTAL_SIZE_WITH_ALL_HEADERS]; }; /* diff --git a/drivers/staging/vt6656/rxtx.c b/drivers/staging/vt6656/rxtx.c index cf194c95df03..8f9904c8045c 100644 --- a/drivers/staging/vt6656/rxtx.c +++ b/drivers/staging/vt6656/rxtx.c @@ -73,9 +73,6 @@ static struct vnt_usb_send_context context = priv->tx_context[ii]; if (!context->in_use) { context->in_use = true; - memset(context->data, 0, - MAX_TOTAL_SIZE_WITH_ALL_HEADERS); - context->hdr = NULL; return context; diff --git a/drivers/staging/vt6656/usbpipe.c b/drivers/staging/vt6656/usbpipe.c index 904645fa0eb0..43f1ef32a9ce 100644 --- a/drivers/staging/vt6656/usbpipe.c +++ b/drivers/staging/vt6656/usbpipe.c @@ -463,6 +463,11 @@ int vnt_tx_context(struct vnt_private *priv, return -ENODEV; } + if (context->buf_len > MAX_TOTAL_SIZE_WITH_ALL_HEADERS) { + context->in_use = false; + return -E2BIG; + } + usb_fill_bulk_urb(urb, priv->usb, usb_sndbulkpipe(priv->usb, 3), |