Remove compiler warnings

Simple cleanup of previous pull

sql/item_strfunc.cc

@@ -1558,7 +1558,7 @@ longlong Item_func_elt::val_int()
   if ((tmp=(uint) item->val_int()) == 0 || tmp > arg_count)
     return 0;
   
-  int result= args[tmp-1]->val_int();
+  longlong result= args[tmp-1]->val_int();
   null_value= args[tmp-1]->null_value;
   return result;
 }

sql/log_event.h

@@ -406,10 +406,15 @@ class Load_log_event: public Log_event
 
   /* fname doesn't point to memory inside Log_event::temp_buf  */
   void set_fname_outside_temp_buf(const char *afname, uint alen)
-    {fname=afname;fname_len=alen;}
+  {
+    fname= afname;
+    fname_len= alen;
+  }
   /* fname doesn't point to memory inside Log_event::temp_buf  */
   int  check_fname_outside_temp_buf()
-    {return fname<temp_buf || fname>temp_buf+cached_event_len;}
+  {
+    return fname < temp_buf || fname > temp_buf+ cached_event_len;
+  }
 
 #ifndef MYSQL_CLIENT
   String field_lens_buf;

sql/sql_handler.cc

@@ -234,7 +234,7 @@ int mysql_ha_read(THD *thd, TABLE_LIST *tables,
     }
     if (cond && !cond->val_int())
       continue;
-    if (!err && num_rows >= offset_limit)
+    if (num_rows >= offset_limit)
     {
       String *packet = &thd->packet;
       Item *item;

sql/sql_parse.cc

@@ -501,7 +501,10 @@ check_connections(THD *thd)
 #if !defined(HAVE_SYS_UN_H) || defined(HAVE_mit_thread)
     /* Fast local hostname resolve for Win32 */
     if (!strcmp(thd->ip,"127.0.0.1"))
-      thd->host= thd->host_or_ip= (char*) localhost;
+    {
+      thd->host= (char*) localhost;
+      thd->host_or_ip= localhost;
+    }
     else
 #endif
     if (!(specialflag & SPECIAL_NO_RESOLVE))