jtag: remove opendous clang warnings

Change-Id: I0285c99507931e7d13aad36f4fc559c29a52faca
Signed-off-by: Spencer Oliver <spen@spen-soft.co.uk>
Reviewed-on: http://openocd.zylin.com/655
Tested-by: jenkins
Reviewed-by: Peter Stuge <peter@stuge.se>

diff --git a/src/jtag/drivers/opendous.c b/src/jtag/drivers/opendous.c
index c973bd233045f186510008e5045d4dde6f1b30e7..165bec6a08a5bf9507b4d46991b3b4665a2d2334 100644 (file)
--- a/src/jtag/drivers/opendous.c
+++ b/src/jtag/drivers/opendous.c
@@ -557,23 +557,25 @@ void opendous_tap_append_scan(int length, uint8_t *buffer, struct scan_command *
  * For the purpose of padding we assume that we are in idle or pause state. */
 int opendous_tap_execute(void)
 {
-       int byte_length, byte_length_out;
+       int byte_length;
        int i, j;
        int result;
-       int output_counter;
+
+#ifdef _DEBUG_USB_COMMS_
+       int byte_length_out;
+#endif
 
        if (tap_length > 0) {
 
                /* memset(tdo_buffer,0,OPENDOUS_TAP_BUFFER_SIZE); */
                /* LOG_INFO("OPENDOUS tap execute %d",tap_length); */
                byte_length = (tap_length + 3) / 4;
-               byte_length_out = (tap_length + 7) / 8;
 
 #ifdef _DEBUG_USB_COMMS_
+               byte_length_out = (tap_length + 7) / 8;
                LOG_DEBUG("opendous is sending %d bytes", byte_length);
 #endif
 
-               output_counter = 0;
                for (j = 0, i = 0; j <  byte_length;) {
 
                        int recieve;
@@ -601,10 +603,9 @@ int opendous_tap_execute(void)
                        j += transmit;
                }
 
-               result = byte_length_out;
 #ifdef _DEBUG_USB_COMMS_
-               LOG_DEBUG("opendous tap result %d", result);
-               opendous_debug_buffer(tdo_buffer, result);
+               LOG_DEBUG("opendous tap result %d", byte_length_out);
+               opendous_debug_buffer(tdo_buffer, byte_length_out);
 #endif
 
                /* LOG_INFO("eStick tap execute %d",tap_length); */