(nis_list): One more reallocation optimization.

This commit is contained in:
Ulrich Drepper 2005-12-04 07:10:47 +00:00
parent 56a5719e18
commit 707c7499fd

View File

@ -267,8 +267,8 @@ nis_list (const_nis_name name, unsigned int flags,
case NIS_PARTIAL:
case NIS_SUCCESS:
case NIS_S_SUCCESS:
if (__type_of (NIS_RES_OBJECT (res)) == NIS_LINK_OBJ &&
flags & FOLLOW_LINKS) /* We are following links. */
if (__type_of (NIS_RES_OBJECT (res)) == NIS_LINK_OBJ
&& (flags & FOLLOW_LINKS)) /* We are following links. */
{
free (ibreq->ibr_name);
ibreq->ibr_name = NULL;
@ -319,8 +319,8 @@ nis_list (const_nis_name name, unsigned int flags,
first_try = 1; /* Try at first the old binding */
goto again;
}
else if ((flags & FOLLOW_PATH) &&
NIS_RES_STATUS (res) == NIS_PARTIAL)
else if ((flags & FOLLOW_PATH)
&& NIS_RES_STATUS (res) == NIS_PARTIAL)
{
if (!have_tablepath)
{
@ -349,11 +349,21 @@ nis_list (const_nis_name name, unsigned int flags,
else
{
ibreq->ibr_name = strdup (ibreq->ibr_name);
/* The following is a non-obvious optimization. A
nis_freeresult call would call xdr_free as the
following code. But it also would unnecessarily
free the result structure. We avoid this here
along with the necessary tests. */
#if 1
xdr_free ((xdrproc_t) _xdr_nis_result, (char *)res);
memset (res, '\0', sizeof (*res));
if (ibreq->ibr_name == NULL)
#else
nis_freeresult (res);
res = calloc (1, sizeof (nis_result));
if (res == NULL || ibreq->ibr_name == NULL)
#endif
{
free (ibreq->ibr_name);
free (res);
nis_free_request (ibreq);
if (have_tablepath)