Cleanup jtag_tap_by_abs_position:

- Remove unused orig_n local variable.
- Merge variable declaration with first use.
- Update code to use current style guidelines.

git-svn-id: svn://svn.berlios.de/openocd/trunk@2143 b42882b7-edfa-0310-969c-e2dbd0fdcd60

diff --git a/src/jtag/jtag.c b/src/jtag/jtag.c
index 336b74f9cbdd099ebd66dfe86f1fb4176bb7fe25..05cfd94801dcf5b4406389d61c80194313124308 100644 (file)
--- a/src/jtag/jtag.c
+++ b/src/jtag/jtag.c
@@ -311,18 +311,13 @@ jtag_tap_t *jtag_tap_by_jim_obj(Jim_Interp *interp, Jim_Obj *o)
 }
 
 /* returns a pointer to the n-th device in the scan chain */
-jtag_tap_t * jtag_tap_by_abs_position( int n )
+jtag_tap_t *jtag_tap_by_abs_position(int n)
 {
-       int orig_n;
-       jtag_tap_t *t;
-
-       orig_n = n;
-       t = jtag_all_taps();
+       jtag_tap_t *t = jtag_all_taps();
 
-       while( t && (n > 0)) {
-               n--;
+       while (t && n-- > 0)
                t = t->next_tap;
-       }
+
        return t;
 }