fill out the cable's chain pointer after we've finished connecting everything else

git-svn-id: https://urjtag.svn.sourceforge.net/svnroot/urjtag/trunk@1798 b68d4a1b-bc3d-0410-92ed-d4ac073336b7

urjtag/ChangeLog

@@ -3,6 +3,10 @@
   * configure.ac (fmax): Drop fmax check as it is no longer used.
   * src/tap/cable/generic.c (fmax): Drop now unused fmax fallback.
 
+  * src/cmd/cmd_cable.c (cmd_cable_run): Fill out the cable->chain link.
+  * src/tap/cable/generic.c (urj_tap_cable_generic_disconnect): Clear the
+    cable->chain link once we're done with it.
+
 2010-06-22  Mike Frysinger  <vapier@gentoo.org>
 
   * src/tap/usbconn/libftdi.c (usbconn_ftdi_flush): Fix gcc printf warning.

urjtag/src/cmd/cmd_cable.c

@@ -169,7 +169,11 @@ cmd_cable_run (urj_chain_t *chain, char *params[])
 
     urj_param_clear (&cable_params);
 
-    return cable == NULL ? URJ_STATUS_FAIL : URJ_STATUS_OK;
+    if (cable == NULL)
+        return URJ_STATUS_FAIL;
+
+    chain->cable->chain = chain;
+    return URJ_STATUS_OK;
 }
 
 static void

urjtag/src/tap/cable/generic.c

@@ -53,6 +53,7 @@ urj_tap_cable_generic_disconnect (urj_cable_t *cable)
 {
     urj_tap_cable_done (cable);
     urj_tap_chain_disconnect (cable->chain);
+    cable->chain = NULL;
 }
 
 int