解决编译过程中的warning: unused variable

src/bin/initdb/ss_initdb.cpp

@@ -208,7 +208,6 @@ bool ss_check_nodedatainfo(bool enable_dss)
 int ss_check_existdir(const char *path, int node_id, const char **subdir)
 {
     char *subpath = NULL;
-    errno_t sret = 0; 
     struct stat statbuf;
     int existnum = 0;
     int totalnum = ARRAY_NUM(subdir);

src/gausskernel/runtime/opfusion/opfusion_update.cpp

@@ -111,7 +111,6 @@ void UpdateFusion::InitBaseParam(List* targetList)
     ListCell* lc = NULL;
     int i = 0;
     FuncExpr* func = NULL;
-    TargetEntry* res = NULL;
     Expr* expr = NULL;
     OpExpr* opexpr = NULL;