CHG: Moved a 'include' statement to header file

[proxmark3-svn] / client / cmddata.c

diff --git a/client/cmddata.c b/client/cmddata.c
index 6570b24370d2796ef71f63ff05791adc81a8c371..18edd33e88ba8a43be3482db3b8c39ee120f0a7a 100644 (file)
--- a/client/cmddata.c
+++ b/client/cmddata.c
@@ -527,7 +527,11 @@ int ASKbiphaseDemod(const char *Cmd, bool verbose)
        sscanf(Cmd, "%i %i %i %i", &offset, &clk, &invert, &maxErr);
        
        uint8_t BitStream[MAX_DEMOD_BUF_LEN];
-       size_t size = getFromGraphBuf(BitStream);         
+       size_t size = getFromGraphBuf(BitStream);       
+       if (size == 0 ) {
+               if (g_debugMode) PrintAndLog("DEBUG: no data in graphbuf");  
+                       return 0;  
+       }
        //invert here inverts the ask raw demoded bits which has no effect on the demod, but we need the pointer
        int errCnt = askdemod(BitStream, &size, &clk, &invert, maxErr, 0, 0);  
        if ( errCnt < 0 || errCnt > maxErr ) {