ticket(25645): remove unused variable n_possible from channel_get_for_extend()

changes/ticket25645

@@ -0,0 +1,4 @@
+  o Minor bugfixes (channel_get_for_extend()):
+    - Remove the unused variable n_possible from the function
+      Fixes bug 25645; bugfix on 0.2.4.4-alpha
+

src/or/channel.c

@@ -2387,7 +2387,7 @@ channel_get_for_extend(const char *rsa_id_digest,
 {
   channel_t *chan, *best = NULL;
   int n_inprogress_goodaddr = 0, n_old = 0;
-  int n_noncanonical = 0, n_possible = 0;
+  int n_noncanonical = 0;
 
   tor_assert(msg_out);
   tor_assert(launch_out);
@@ -2450,8 +2450,6 @@ channel_get_for_extend(const char *rsa_id_digest,
       continue;
     }
 
-    ++n_possible;
-
     if (!best) {
       best = chan; /* If we have no 'best' so far, this one is good enough. */
       continue;