diff options
| -rw-r--r-- | drivers/usb/gadget/f_fastboot.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/usb/gadget/f_fastboot.c b/drivers/usb/gadget/f_fastboot.c index 392379dce41..71b62e5005a 100644 --- a/drivers/usb/gadget/f_fastboot.c +++ b/drivers/usb/gadget/f_fastboot.c @@ -546,7 +546,14 @@ static void rx_handler_command(struct usb_ep *ep, struct usb_request *req) error("unknown command: %s\n", cmdbuf); fastboot_tx_write_str("FAILunknown command"); } else { - func_cb(ep, req); + if (req->actual < req->length) { + u8 *buf = (u8 *)req->buf; + buf[req->actual] = 0; + func_cb(ep, req); + } else { + error("buffer overflow\n"); + fastboot_tx_write_str("FAILbuffer overflow"); + } } if (req->status == 0) { |