update debug logging

src/core/ngx_hash.c

diff --git a/src/core/ngx_hash.c b/src/core/ngx_hash.c
index 2954266..98c4460 100644
--- a/src/core/ngx_hash.c
+++ b/src/core/ngx_hash.c
@@ -88,6 +88,10 @@
 
     value = ngx_hash_find(&hwc->hash, key, &name[n], len - n);
 
+#if 0
+    ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, "value:\"%p\"", value);
+#endif
+
     if (value) {
 
         /*
@@ -569,10 +573,6 @@
 
             if (names[n].key.len == len) {
                 wdc->value = names[n].value;
-#if 0
-                ngx_log_error(NGX_LOG_ALERT, hinit->pool->log, 0,
-                              "wdc: \"%V\"", wdc->value);
-#endif
             }
 
             name->value = (void *) ((uintptr_t) wdc | (dot ? 1 : 3));