From ec590fc9e37c38891bdd10aaae5bac46f5e71f75 Mon Sep 17 00:00:00 2001 From: Andrew Tridgell Date: Mon, 15 Nov 2010 08:27:04 +1100 Subject: samba-tool: fixed crash in "samba-tool drs showrepl" the source_dsa_obj_dn can be NULL Pair-Programmed-With: Andrew Bartlett --- source4/samba_tool/drs/drs_showrepl.c | 16 +++++++++++----- 1 file changed, 11 insertions(+), 5 deletions(-) (limited to 'source4') diff --git a/source4/samba_tool/drs/drs_showrepl.c b/source4/samba_tool/drs/drs_showrepl.c index f399097008..5c095a89e6 100644 --- a/source4/samba_tool/drs/drs_showrepl.c +++ b/source4/samba_tool/drs/drs_showrepl.c @@ -46,7 +46,9 @@ static bool net_drs_parse_ntds_dn(struct ldb_dn *ntds_dn, NET_DRS_NOMEM_GOTO(dn, failed); /* remove NTDS Settings component */ - ldb_dn_remove_child_components(dn, 1); + if (!ldb_dn_remove_child_components(dn, 1)) { + return false; + } if (_dc_name) { val = ldb_dn_get_rdn_val(dn); *_dc_name = talloc_strdup(mem_ctx, (const char *)val->data); @@ -82,12 +84,16 @@ failed: return false; } -static char * net_drs_dc_canonical_string(struct ldb_dn *ntds_dn, TALLOC_CTX *mem_ctx) +static const char * net_drs_dc_canonical_string(struct ldb_dn *ntds_dn, TALLOC_CTX *mem_ctx) { const char *dc_name; const char *site_name; char *canonical_name; + if (ldb_dn_is_null(ntds_dn)) { + return "(NULL DN)"; + } + if (!net_drs_parse_ntds_dn(ntds_dn, mem_ctx, &dc_name, &site_name, NULL)) { return NULL; } @@ -248,7 +254,7 @@ net_drs_transport_type_str(struct net_drs_context *drs_ctx, const char *transpor * Prints most of the info we got about * a replication partner */ -static bool net_drs_showrepl_print_heighbor(struct net_drs_context *drs_ctx, +static bool net_drs_showrepl_print_neighbor(struct net_drs_context *drs_ctx, struct drsuapi_DsReplicaNeighbour *neighbor) { struct ldb_dn *ntds_dn; @@ -309,7 +315,7 @@ static bool net_drs_showrepl_print_inbound_neihbors(struct net_drs_context *drs_ for (i = 0; i < reps_from->count; i++) { d_printf("\n"); - net_drs_showrepl_print_heighbor(drs_ctx, &reps_from->array[i]); + net_drs_showrepl_print_neighbor(drs_ctx, &reps_from->array[i]); } return true; @@ -338,7 +344,7 @@ static bool net_drs_showrepl_print_outbound_neihbors(struct net_drs_context *drs for (i = 0; i < reps_to->count; i++) { d_printf("\n"); - net_drs_showrepl_print_heighbor(drs_ctx, &reps_to->array[i]); + net_drs_showrepl_print_neighbor(drs_ctx, &reps_to->array[i]); } return true; -- cgit