diff options
author | Arvid Requate <requate@univention.de> | 2014-03-31 18:45:07 +0200 |
---|---|---|
committer | Jeremy Allison <jra@samba.org> | 2014-04-03 00:26:27 +0200 |
commit | c3719a6feef87dabfaf698cac89513b421fe1952 (patch) | |
tree | c021fe377f06f5b90abf899b41f1a90187b7dd67 /dfs_server | |
parent | 32b35b8d92075dc25f2e29be5a10648e2e5cbda6 (diff) | |
download | samba-c3719a6feef87dabfaf698cac89513b421fe1952.tar.gz |
dfs_server: get_dcs: fix pointer list termination
Should fix a potential SEGV e.g. in case searched_site == NULL and no
objects with objectClass=site are found.
Signed-off-by: Arvid Requate <requate@univention.de>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
Diffstat (limited to 'dfs_server')
-rw-r--r-- | dfs_server/dfs_server_ad.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/dfs_server/dfs_server_ad.c b/dfs_server/dfs_server_ad.c index 5e2634fb7a1..3d93e19c989 100644 --- a/dfs_server/dfs_server_ad.c +++ b/dfs_server/dfs_server_ad.c @@ -366,7 +366,11 @@ static NTSTATUS get_dcs(TALLOC_CTX *ctx, struct ldb_context *ldb, /* All of this was to get the DN of the searched_site */ sitedn = r->msgs[0]->dn; - set_list = talloc_realloc(subctx, set_list, struct dc_set *, current_pos+1); + /* + * We will realloc + 2 because we will need one additional place + * for element at current_pos + 1 for the NULL element + */ + set_list = talloc_realloc(subctx, set_list, struct dc_set *, current_pos+2); if (set_list == NULL) { TALLOC_FREE(subctx); return NT_STATUS_NO_MEMORY; @@ -380,6 +384,9 @@ static NTSTATUS get_dcs(TALLOC_CTX *ctx, struct ldb_context *ldb, set_list[current_pos]->names = NULL; set_list[current_pos]->count = 0; + + set_list[current_pos+1] = NULL; + status = get_dcs_insite(subctx, ldb, sitedn, set_list[current_pos], need_fqdn); if (!NT_STATUS_IS_OK(status)) { @@ -468,8 +475,6 @@ static NTSTATUS get_dcs(TALLOC_CTX *ctx, struct ldb_context *ldb, } } } - current_pos++; - set_list[current_pos] = NULL; *pset_list = talloc_move(ctx, &set_list); talloc_free(subctx); |