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[RFC,v7,06/20] elf/dl-init.c: Skip proxied link map entries in the dl init path

Message ID 20201216132650.22949-7-vivek@collabora.com
State New
Headers show
Series Implementation of RTLD_SHARED for dlmopen | expand

Commit Message

Vivek Das Mohapatra Dec. 16, 2020, 1:26 p.m. UTC
Proxies should not trigger calls to DT_INIT constructors since they're
just shims that point to the real, already loaded and initialised, objects.
 elf/dl-init.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/elf/dl-init.c b/elf/dl-init.c
index 518824e8a5..11b00641a6 100644
--- a/elf/dl-init.c
+++ b/elf/dl-init.c
@@ -34,8 +34,8 @@  call_init (struct link_map *l, int argc, char **argv, char **env)
      need relocation, and neither do proxy objects.)  */
   assert (l->l_real->l_relocated || l->l_real->l_type == lt_executable);
-  if (l->l_init_called)
-    /* This object is all done.  */
+  if (l->l_init_called || l->l_proxy)
+    /* This object is all done, or a proxy (and therefore initless).  */
   /* Avoid handling this constructor again in case we have a circular