r19076: ldb_dn_copy_partial can fail

(This used to be commit c247cf3fba13ce1a32878efcc922eadfcbc2b092)

diff --git a/source3/lib/ldb/common/ldb_dn.c b/source3/lib/ldb/common/ldb_dn.c
index a52569119fcc958117f5046bb27df46a8da29390..f1d0f185ad1f06e4db9fe0b792bbd111523eec50 100644 (file)
--- a/source3/lib/ldb/common/ldb_dn.c
+++ b/source3/lib/ldb/common/ldb_dn.c
@@ -818,6 +818,7 @@ struct ldb_dn *ldb_dn_compose(void *mem_ctx, const struct ldb_dn *dn1, const str
                int comp_num = dn2->comp_num;
                if (dn1 != NULL) comp_num += dn1->comp_num;
                newdn = ldb_dn_copy_partial(mem_ctx, dn2, comp_num);
+               LDB_DN_NULL_FAILED(newdn);
        }
 
        if (dn1 == NULL) {