[tor-commits] [tor/master] Three more -Wshadow fixes.

[nickm@xxxxxxxxxxxxxx]

commit dffc6910b11d88544a93c3e3e80c1155f998f561
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date:   Thu Jul 28 11:24:03 2016 -0400

    Three more -Wshadow fixes.
---
 src/common/util.c     | 10 +++++-----
 src/or/circuitbuild.c |  9 +++++----
 src/or/rephist.c      | 12 ++++++------
 3 files changed, 16 insertions(+), 15 deletions(-)

diff --git a/src/common/util.c b/src/common/util.c
index 0c04eb1..c7dd2a8 100644
--- a/src/common/util.c
+++ b/src/common/util.c
@@ -279,21 +279,21 @@ tor_reallocarray_(void *ptr, size_t sz1, size_t sz2 DMALLOC_PARAMS)
 char *
 tor_strdup_(const char *s DMALLOC_PARAMS)
 {
-  char *dup;
+  char *duplicate;
   tor_assert(s);
 
 #ifdef USE_DMALLOC
-  dup = dmalloc_strdup(file, line, s, 0);
+  duplicate = dmalloc_strdup(file, line, s, 0);
 #else
-  dup = strdup(s);
+  duplicate = strdup(s);
 #endif
-  if (PREDICT_UNLIKELY(dup == NULL)) {
+  if (PREDICT_UNLIKELY(duplicate == NULL)) {
     /* LCOV_EXCL_START */
     log_err(LD_MM,"Out of memory on strdup(). Dying.");
     exit(1);
     /* LCOV_EXCL_STOP */
   }
-  return dup;
+  return duplicate;
 }
 
 /** Allocate and return a new string containing the first <b>n</b>
diff --git a/src/or/circuitbuild.c b/src/or/circuitbuild.c
index f3eab91..b07ddab 100644
--- a/src/or/circuitbuild.c
+++ b/src/or/circuitbuild.c
@@ -1881,7 +1881,8 @@ choose_good_exit_server(uint8_t purpose,
 /** Log a warning if the user specified an exit for the circuit that
  * has been excluded from use by ExcludeNodes or ExcludeExitNodes. */
 static void
-warn_if_last_router_excluded(origin_circuit_t *circ, const extend_info_t *exit)
+warn_if_last_router_excluded(origin_circuit_t *circ,
+                             const extend_info_t *exit_ei)
 {
   const or_options_t *options = get_options();
   routerset_t *rs = options->ExcludeNodes;
@@ -1928,13 +1929,13 @@ warn_if_last_router_excluded(origin_circuit_t *circ, const extend_info_t *exit)
       break;
     }
 
-  if (routerset_contains_extendinfo(rs, exit)) {
+  if (routerset_contains_extendinfo(rs, exit_ei)) {
     /* We should never get here if StrictNodes is set to 1. */
     if (options->StrictNodes) {
       log_warn(LD_BUG, "Using %s '%s' which is listed in ExcludeNodes%s, "
                "even though StrictNodes is set. Please report. "
                "(Circuit purpose: %s)",
-               description, extend_info_describe(exit),
+               description, extend_info_describe(exit_ei),
                rs==options->ExcludeNodes?"":" or ExcludeExitNodes",
                circuit_purpose_to_string(purpose));
     } else {
@@ -1943,7 +1944,7 @@ warn_if_last_router_excluded(origin_circuit_t *circ, const extend_info_t *exit)
                "prevent this (and possibly break your Tor functionality), "
                "set the StrictNodes configuration option. "
                "(Circuit purpose: %s)",
-               description, extend_info_describe(exit),
+               description, extend_info_describe(exit_ei),
                rs==options->ExcludeNodes?"":" or ExcludeExitNodes",
                circuit_purpose_to_string(purpose));
     }
diff --git a/src/or/rephist.c b/src/or/rephist.c
index 0eab5e0..6a54904 100644
--- a/src/or/rephist.c
+++ b/src/or/rephist.c
@@ -2374,7 +2374,7 @@ rep_hist_reset_buffer_stats(time_t now)
   if (!circuits_for_buffer_stats)
     circuits_for_buffer_stats = smartlist_new();
   SMARTLIST_FOREACH(circuits_for_buffer_stats, circ_buffer_stats_t *,
-      stat, tor_free(stat));
+      stats, tor_free(stats));
   smartlist_clear(circuits_for_buffer_stats);
   start_of_buffer_stats_interval = now;
 }
@@ -2415,15 +2415,15 @@ rep_hist_format_buffer_stats(time_t now)
                    buffer_stats_compare_entries_);
     i = 0;
     SMARTLIST_FOREACH_BEGIN(circuits_for_buffer_stats,
-                            circ_buffer_stats_t *, stat)
+                            circ_buffer_stats_t *, stats)
     {
       int share = i++ * SHARES / number_of_circuits;
-      processed_cells[share] += stat->processed_cells;
-      queued_cells[share] += stat->mean_num_cells_in_queue;
-      time_in_queue[share] += stat->mean_time_cells_in_queue;
+      processed_cells[share] += stats->processed_cells;
+      queued_cells[share] += stats->mean_num_cells_in_queue;
+      time_in_queue[share] += stats->mean_time_cells_in_queue;
       circs_in_share[share]++;
     }
-    SMARTLIST_FOREACH_END(stat);
+    SMARTLIST_FOREACH_END(stats);
   }
 
   /* Write deciles to strings. */

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