fix lf search bugs when no tag is on antenna

[proxmark3-svn] / common / usb_cdc.h

diff --git a/common/usb_cdc.h b/common/usb_cdc.h
index 59e73a478f6f37334c681068ed5b22b7bb258b9d..c42da8db90d1717c7c0188c84c29cb652c753d66 100644 (file)
--- a/common/usb_cdc.h
+++ b/common/usb_cdc.h
@@ -41,6 +41,7 @@ void usb_disable();
 void usb_enable();\r
 bool usb_check();\r
 bool usb_poll();\r
+bool usb_poll_validate_length();\r
 uint32_t usb_read(byte_t* data, size_t len);\r
 uint32_t usb_write(const byte_t* data, const size_t len);\r
 \r