diff options
| -rw-r--r-- | ChangeLog | 9 | ||||
| -rw-r--r-- | nis/nis_table.c | 79 |
2 files changed, 49 insertions, 39 deletions
@@ -1,3 +1,12 @@ +2005-12-07 Jakub Jelinek <jakub@redhat.com> + + * nis/nis_table.c (nis_list): Fix memory handling in error case. + +2005-12-07 Ulrich Drepper <drepper@redhat.com> + + * nis/nis_table.c (nis_list): Remove have_tablepath, just use the + pointer value itself. + 2005-12-06 Ulrich Drepper <drepper@redhat.com> * catgets/gencat.c: Use GPL, not LGPL. diff --git a/nis/nis_table.c b/nis/nis_table.c index 6761d37233..2ef28ac59b 100644 --- a/nis/nis_table.c +++ b/nis/nis_table.c @@ -164,8 +164,8 @@ nis_list (const_nis_name name, unsigned int flags, nis_name namebuf[2] = {NULL, NULL}; int name_nr = 0; nis_cb *cb = NULL; - char *tableptr, *tablepath = NULL; - int have_tablepath = 0; + char *tableptr; + char *tablepath = NULL; int first_try = 0; /* Do we try the old binding at first ? */ if (res == NULL) @@ -198,6 +198,7 @@ nis_list (const_nis_name name, unsigned int flags, ibreq->ibr_name = strdup (names[name_nr]); if (ibreq->ibr_name == NULL) { + nis_freenames (names); nis_free_request (ibreq); NIS_RES_STATUS (res) = NIS_NOMEMORY; return res; @@ -220,30 +221,24 @@ nis_list (const_nis_name name, unsigned int flags, status = __nisfind_server (ibreq->ibr_name, &dir); if (status != NIS_SUCCESS) - { - nis_free_request (ibreq); + { NIS_RES_STATUS (res) = status; - return res; - } + goto fail3; + } status = __nisbind_create (&bptr, dir->do_servers.do_servers_val, - dir->do_servers.do_servers_len, flags); + dir->do_servers.do_servers_len, flags); if (status != NIS_SUCCESS) { - nis_free_request (ibreq); NIS_RES_STATUS (res) = status; - nis_free_directory (dir); - return res; + goto fail2; } while (__nisbind_connect (&bptr) != NIS_SUCCESS) if (__nisbind_next (&bptr) != NIS_SUCCESS) { - __nisbind_destroy (&bptr); - nis_free_directory (dir); - nis_free_request (ibreq); NIS_RES_STATUS (res) = NIS_NAMEUNREACHABLE; - return res; + goto fail; } if (callback != NULL) @@ -284,8 +279,22 @@ nis_list (const_nis_name name, unsigned int flags, strdup (NIS_RES_OBJECT (res)->LI_data.li_name); if (ibreq->ibr_name == NULL) { - nis_free_request (ibreq); NIS_RES_STATUS (res) = NIS_NOMEMORY; + fail: + __nisbind_destroy (&bptr); + fail2: + nis_free_directory (dir); + fail3: + free (tablepath); + if (cb) + { + __nis_destroy_callback (cb); + ibreq->ibr_cbhost.ibr_cbhost_len = 0; + ibreq->ibr_cbhost.ibr_cbhost_val = NULL; + } + if (names != namebuf) + nis_freenames (names); + nis_free_request (ibreq); return res; } if (NIS_RES_OBJECT (res)->LI_data.li_attrs.li_attrs_len) @@ -308,13 +317,7 @@ nis_list (const_nis_name name, unsigned int flags, nis_freeresult (res); res = calloc (1, sizeof (nis_result)); if (res == NULL) - { - if (have_tablepath) - free (tablepath); - __nisbind_destroy (&bptr); - nis_free_directory (dir); - return NULL; - } + goto fail; #endif first_try = 1; /* Try at first the old binding */ goto again; @@ -322,11 +325,10 @@ nis_list (const_nis_name name, unsigned int flags, else if ((flags & FOLLOW_PATH) && NIS_RES_STATUS (res) == NIS_PARTIAL) { - if (!have_tablepath) + if (tablepath == NULL) { tablepath = __get_tablepath (ibreq->ibr_name, &bptr); tableptr = tablepath; - have_tablepath = 1; } if (tableptr == NULL) { @@ -340,9 +342,8 @@ nis_list (const_nis_name name, unsigned int flags, ibreq->ibr_name = strdup (""); if (ibreq->ibr_name == NULL) { - nis_free_request (ibreq); NIS_RES_STATUS (res) = NIS_NOMEMORY; - return res; + goto fail; } ++done; } @@ -358,20 +359,20 @@ nis_list (const_nis_name name, unsigned int flags, xdr_free ((xdrproc_t) _xdr_nis_result, (char *)res); memset (res, '\0', sizeof (*res)); if (ibreq->ibr_name == NULL) + { + NIS_RES_STATUS (res) = NIS_NOMEMORY; + goto fail; + } #else nis_freeresult (res); res = calloc (1, sizeof (nis_result)); if (res == NULL || ibreq->ibr_name == NULL) -#endif { free (res); - nis_free_request (ibreq); - if (have_tablepath) - free (tablepath); - __nisbind_destroy (&bptr); - nis_free_directory (dir); - return NULL; + res = NULL; + goto fail; } +#endif first_try = 1; goto again; } @@ -389,11 +390,10 @@ nis_list (const_nis_name name, unsigned int flags, ++done; else { - if (!have_tablepath) + if (tablepath == NULL) { tablepath = __get_tablepath (ibreq->ibr_name, &bptr); tableptr = tablepath; - have_tablepath = 1; } if (tableptr == NULL) { @@ -411,9 +411,8 @@ nis_list (const_nis_name name, unsigned int flags, ibreq->ibr_name = strdup (ibreq->ibr_name); if (ibreq->ibr_name == NULL) { - nis_free_request (ibreq); NIS_RES_STATUS (res) = NIS_NOMEMORY; - return res; + goto fail; } } } @@ -462,9 +461,8 @@ nis_list (const_nis_name name, unsigned int flags, ibreq->ibr_name = strdup (names[name_nr]); if (ibreq->ibr_name == NULL) { - nis_free_request (ibreq); NIS_RES_STATUS (res) = NIS_NOMEMORY; - return res; + goto fail; } first_try = 1; /* Try old binding at first */ goto again; @@ -478,12 +476,15 @@ nis_list (const_nis_name name, unsigned int flags, __nis_destroy_callback (cb); ibreq->ibr_cbhost.ibr_cbhost_len = 0; ibreq->ibr_cbhost.ibr_cbhost_val = NULL; + cb = NULL; } __nisbind_destroy (&bptr); nis_free_directory (dir); } + free (tablepath); + if (names != namebuf) nis_freenames (names); |