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authorJakub Jelinek <jakub@redhat.com>2007-07-07 17:31:45 +0000
committerJakub Jelinek <jakub@redhat.com>2007-07-07 17:31:45 +0000
commita1ce84f35f28616163778cd63878e12e65ddb97b (patch)
tree5d20132d84a9af620f21126320f44126b4d4c742 /elf/dl-iteratephdr.c
parent5daa0615659c5651d48e39ba7c17db769bbe10d4 (diff)
* sysdeps/generic/ldsodefs.h (rtld_global): Reorder some elements
to fill in holes (rtld_global_ro): Likewise. * elf/dl-addr.c (_dl_addr): Skip PT_LOAD checking if l_contiguous. Move PT_LOAD checking to... (_dl_addr_inside_object): ... here, new function. * elf/dl-sym.c (do_sym): If not l_contiguous, call _dl_addr_inside_object. * elf/dl-iteratephdr.c (__dl_iterate_phdr): Likewise. * dlfcn/dlinfo.c (dlinfo_doit): Likewise. * elf/dl-open.c (dl_open_worker): Likewise. (_dl_addr_inside_object): New function if IS_IN_rtld. * elf/dl-load.c (_dl_map_object_from_fd): Set l_contiguous if no holes are present or are PROT_NONE protected. * include/link.h (struct link_map): Add l_contiguous field. * sysdeps/generic/ldsodefs.h (_dl_addr_inside_object): New prototype.
Diffstat (limited to 'elf/dl-iteratephdr.c')
-rw-r--r--elf/dl-iteratephdr.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/elf/dl-iteratephdr.c b/elf/dl-iteratephdr.c
index d03d8b6daf..1b743bd3e9 100644
--- a/elf/dl-iteratephdr.c
+++ b/elf/dl-iteratephdr.c
@@ -54,9 +54,9 @@ __dl_iterate_phdr (int (*callback) (struct dl_phdr_info *info,
nloaded += GL(dl_ns)[cnt]._ns_nloaded;
if (caller >= (const void *) l->l_map_start
- && caller < (const void *) l->l_map_end)
- /* There must be exactly one DSO for the range of the virtual
- memory. Otherwise something is really broken. */
+ && caller < (const void *) l->l_map_end
+ && (l->l_contiguous
+ || _dl_addr_inside_object (l, (ElfW(Addr)) caller)))
ns = cnt;
}