cppcheck find bug

[RekGRpth]

dblink_plus/dblink_oracle.c:610:3: portability: Returning an integer in a function with pointer return type is not portable. [CastIntegerToAddressAtReturn]
  return false;
  ^

[RekGRpth]

dblink_plus/dblink_oracle.c:371:10: style: Variable 'status' is reassigned a value before the old one has been used. [redundantAssignment]
  status = OCIAttrGet(hp, OCI_DTYPE_PARAM,
         ^
dblink_plus/dblink_oracle.c:369:10: note: status is assigned
  status = OCIParamGet(cur->stmt, OCI_HTYPE_STMT,
         ^
dblink_plus/dblink_oracle.c:371:10: note: status is overwritten
  status = OCIAttrGet(hp, OCI_DTYPE_PARAM,
         ^

[RekGRpth]

dblink_plus/dblink.c:1295:14: style: Same expression on both sides of '-'. [duplicateExpression]
  return ptr - saveptr;
             ^
dblink_plus/dblink.c:1292:34: note: 'saveptr' is assigned value 'ptr' here.
  const unsigned char *saveptr = ptr;
                                 ^
dblink_plus/dblink.c:1295:14: note: Same expression on both sides of '-'.
  return ptr - saveptr;
             ^