From 854603b2a050d4403a3ee11c1abefa1ebc36eba2 Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Fri, 3 Jan 2003 19:55:47 +0000 Subject: If they call dlopen with anything other than RTLD_LAZY or RTLD_NOW then we need to error out. --- ldso/libdl/libdl.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) (limited to 'ldso/libdl/libdl.c') diff --git a/ldso/libdl/libdl.c b/ldso/libdl/libdl.c index 0b7f7738a..15749ce21 100644 --- a/ldso/libdl/libdl.c +++ b/ldso/libdl/libdl.c @@ -132,6 +132,12 @@ void *_dlopen(const char *libname, int flag) int (*dl_elf_init) (void); #endif + /* A bit of sanity checking... */ + if (!(flag & RTLD_LAZY|RTLD_NOW)) { + _dl_error_number = LD_BAD_HANDLE; + return NULL; + } + from = __builtin_return_address(0); /* Have the dynamic linker use the regular malloc function now */ @@ -320,14 +326,15 @@ static int do_fixup(struct elf_resolve *tpnt, int flag) return goof; tpnt->init_flag |= JMP_RELOCS_DONE; - if (flag == RTLD_LAZY) + if (flag == RTLD_LAZY) { _dl_parse_lazy_relocation_information(tpnt, tpnt->dynamic_info[DT_JMPREL], tpnt->dynamic_info[DT_PLTRELSZ], 0); - else + } else { goof += _dl_parse_relocation_information(tpnt, tpnt->dynamic_info[DT_JMPREL], tpnt->dynamic_info[DT_PLTRELSZ], 0); + } }; return goof; } -- cgit v1.2.3