Fix targetNum check in cgame's tcmd

code/cgame/cg_consolecmds.c

@@ -36,7 +36,7 @@ void CG_TargetCommand_f( void ) {
 	char	test[4];
 
 	targetNum = CG_CrosshairPlayer();
-	if (!targetNum ) {
+	if ( targetNum == -1 ) {
 		return;
 	}