Trivial fixes:

- Removed not used variable 'file' from MYSQL_BIN_LOG::open()
- Assigned not initialized variable in connect/tabext.cpp

sql/log.cc

@@ -3694,7 +3694,6 @@ bool MYSQL_BIN_LOG::open(const char *log_name,
                          bool null_created_arg,
                          bool need_mutex)
 {
-  File file= -1;
   xid_count_per_binlog *new_xid_list_entry= NULL, *b;
   DBUG_ENTER("MYSQL_BIN_LOG::open");
 
@@ -4090,8 +4089,6 @@ err:
   sql_print_error(fatal_log_error, (name) ? name : log_name, tmp_errno);
   if (new_xid_list_entry)
     delete new_xid_list_entry;
-  if (file >= 0)
-    mysql_file_close(file, MYF(0));
   close(LOG_CLOSE_INDEX);
   DBUG_RETURN(1);
 }
@@ -5363,8 +5360,6 @@ int MYSQL_BIN_LOG::new_file_without_locking()
 /**
   Start writing to a new log file or reopen the old file.
 
-  @param need_lock		Set to 1 if caller has not locked LOCK_log
-
   @retval
     nonzero - error
 

storage/connect/tabext.cpp

@@ -330,7 +330,7 @@ bool TDBEXT::MakeSrcdef(PGLOBAL g)
 	char *catp = strstr(Srcdef, "%s");
 
 	if (catp) {
-		char *fil1 = 0, *fil2;
+		char *fil1 = 0, *fil2= 0;
 		PCSZ  ph = ((EXTDEF*)To_Def)->Phpos;
 
 		if (!ph)