From 32738a227007c089581a62621c673dceabd1c08d Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 27 Oct 2004 21:33:40 +0000 Subject: Update. 2004-10-27 Jakub Jelinek * include/resolv.h (_res_opcodes): New extern. Add libresolv_hidden_proto. * resolv/res_debug.c (_res_opcodes): Remove. (__p_class_syms, __p_type_syms): Add libresolv_hidden_proto and libresolv_hidden_data_def. Remove attribute_hidden. * resolv/res_mkquery (_res_opcodes): Remove. * resolv/res_data.c (_res_opcodes): Remove attribute_hidden. Add libresolv_hidden_data_def. * elf/dl-open.c (_dl_open): Don't allow explicitly opening a DSO into an empty namespace. --- elf/dl-open.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'elf/dl-open.c') diff --git a/elf/dl-open.c b/elf/dl-open.c index 2ab1e307a4..294a523aac 100644 --- a/elf/dl-open.c +++ b/elf/dl-open.c @@ -570,6 +570,12 @@ _dl_open (const char *file, int mode, const void *caller_dlopen, Lmid_t nsid) no more namespaces available for dlmopen()")); } } + /* Never allow loading a DSO in a namespace which is empty. Such + direct placements is only causing problems. */ + else if (nsid != LM_ID_BASE && nsid != __LM_ID_CALLER + && GL(dl_ns)[nsid]._ns_nloaded == 0) + GLRO(dl_signal_error) (EINVAL, file, NULL, + N_("invalid target namespace in dlmopen()")); args.file = file; args.mode = mode; -- cgit v1.2.3