diff options
Diffstat (limited to 'nis/nis_table.c')
| -rw-r--r-- | nis/nis_table.c | 36 |
1 files changed, 30 insertions, 6 deletions
diff --git a/nis/nis_table.c b/nis/nis_table.c index 2cb21d4fda..d8e521b85b 100644 --- a/nis/nis_table.c +++ b/nis/nis_table.c @@ -1,6 +1,6 @@ -/* Copyright (c) 1997, 1998 Free Software Foundation, Inc. +/* Copyright (c) 1997, 1998, 1999 Free Software Foundation, Inc. This file is part of the GNU C Library. - Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1997. + Contributed by Thorsten Kukuk <kukuk@suse.de>, 1997. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as @@ -34,6 +34,9 @@ __create_ib_request (const_nis_name name, unsigned int flags) char *cptr; size_t size = 0; + if (ibreq == NULL) + return NULL; + ibreq->ibr_flags = flags; cptr = strcpy (buf, name); @@ -48,7 +51,11 @@ __create_ib_request (const_nis_name name, unsigned int flags) /* "[key=value,...],foo" format */ ibreq->ibr_name = strchr (cptr, ']'); if (ibreq->ibr_name == NULL || ibreq->ibr_name[1] != ',') - return NULL; + { + ibreq->ibr_name = NULL; /* Or the xdr_* functions will dump */ + nis_free_request (ibreq); + return NULL; + } /* Check if we have an entry of "[key=value,],bar". If, remove the "," */ if (ibreq->ibr_name[-1] == ',') @@ -88,6 +95,9 @@ __create_ib_request (const_nis_name name, unsigned int flags) search_val[search_len].zattr_ndx = strdup (key); if ((search_val[search_len].zattr_ndx) == NULL) { + /* Let nis_free_request do the job for freeing search_val */ + ibreq->ibr_srch.ibr_srch_val = search_val; + ibreq->ibr_srch.ibr_srch_len = search_len; nis_free_request (ibreq); return NULL; } @@ -95,6 +105,10 @@ __create_ib_request (const_nis_name name, unsigned int flags) search_val[search_len].zattr_val.zattr_val_val = strdup (val); if (search_val[search_len].zattr_val.zattr_val_val == NULL) { + /* Let nis_free_request do the job for freeing search_val */ + search_val[search_len].zattr_val.zattr_val_len = 0; + ibreq->ibr_srch.ibr_srch_val = search_val; + ibreq->ibr_srch.ibr_srch_len = search_len + 1; nis_free_request (ibreq); return NULL; } @@ -148,7 +162,7 @@ nis_list (const_nis_name name, unsigned int flags, const void *userdata), const void *userdata) { - nis_result *res = NULL; + nis_result *res = calloc (1, sizeof (nis_result)); ib_request *ibreq; int status; enum clnt_stat clnt_status; @@ -162,7 +176,6 @@ nis_list (const_nis_name name, unsigned int flags, int have_tablepath = 0; int first_try = 0; /* Do we try the old binding at first ? */ - res = calloc (1, sizeof (nis_result)); if (res == NULL) return NULL; @@ -186,6 +199,7 @@ nis_list (const_nis_name name, unsigned int flags, ibreq->ibr_name = NULL; if (names == NULL) { + nis_free_request (ibreq); NIS_RES_STATUS (res) = NIS_BADNAME; return res; } @@ -209,6 +223,7 @@ 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; } @@ -217,6 +232,7 @@ nis_list (const_nis_name name, unsigned int 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; @@ -227,6 +243,7 @@ nis_list (const_nis_name name, unsigned int flags, { __nisbind_destroy (&bptr); nis_free_directory (dir); + nis_free_request (ibreq); NIS_RES_STATUS (res) = NIS_NAMEUNREACHABLE; return res; } @@ -256,6 +273,7 @@ nis_list (const_nis_name name, unsigned int flags, flags & FOLLOW_LINKS) /* We are following links. */ { free (ibreq->ibr_name); + ibreq->ibr_name = NULL; /* If we hit the link limit, bail. */ if (count_links > NIS_MAXLINKS) { @@ -313,8 +331,11 @@ nis_list (const_nis_name name, unsigned int flags, ibreq->ibr_name = strdup (ibreq->ibr_name); nis_freeresult (res); res = calloc (1, sizeof (nis_result)); - if (res == NULL) + if (res == NULL || ibreq->ibr_name == NULL) { + if (res) + free (res); + nis_free_request (ibreq); if (have_tablepath) free (tablepath); __nisbind_destroy (&bptr); @@ -471,6 +492,7 @@ nis_add_entry (const_nis_name name, const nis_object *obj2, unsigned int flags) ibreq->ibr_obj.ibr_obj_val = nis_clone_object (&obj, NULL); if (ibreq->ibr_obj.ibr_obj_val == NULL) { + nis_free_request (ibreq); NIS_RES_STATUS (res) = NIS_NOMEMORY; return res; } @@ -526,6 +548,7 @@ nis_modify_entry (const_nis_name name, const nis_object *obj2, ibreq->ibr_obj.ibr_obj_val = nis_clone_object (&obj, NULL); if (ibreq->ibr_obj.ibr_obj_val == NULL) { + nis_free_request (ibreq); NIS_RES_STATUS (res) = NIS_NOMEMORY; return res; } @@ -571,6 +594,7 @@ nis_remove_entry (const_nis_name name, const nis_object *obj, ibreq->ibr_obj.ibr_obj_val = nis_clone_object (obj, NULL); if (ibreq->ibr_obj.ibr_obj_val == NULL) { + nis_free_request (ibreq); NIS_RES_STATUS (res) = NIS_NOMEMORY; return res; } |