1 files changed, 16 insertions, 0 deletions

diff --git a/kernel/module.c b/kernel/module.c
index 215aaab09e91..38928fcaff2b 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -2216,6 +2216,10 @@ static noinline struct module *load_module(void __user *umod,
         mod->unused_gpl_crcs = section_addr(hdr, sechdrs, secstrings,
                                             "__kcrctab_unused_gpl");
 #endif
+#ifdef CONFIG_CONSTRUCTORS
+        mod->ctors = section_objs(hdr, sechdrs, secstrings, ".ctors",
+                                  sizeof(*mod->ctors), &mod->num_ctors);
+#endif
 
 #ifdef CONFIG_MARKERS
         mod->markers = section_objs(hdr, sechdrs, secstrings, "__markers",
@@ -2389,6 +2393,17 @@ static noinline struct module *load_module(void __user *umod,
         goto free_hdr;
 }
 
+/* Call module constructors. */
+static void do_mod_ctors(struct module *mod)
+{
+#ifdef CONFIG_CONSTRUCTORS
+        unsigned long i;
+
+        for (i = 0; i < mod->num_ctors; i++)
+                mod->ctors[i]();
+#endif
+}
+
 /* This is where the real work happens */
 SYSCALL_DEFINE3(init_module, void __user *, umod,
                 unsigned long, len, const char __user *, uargs)
@@ -2417,6 +2432,7 @@ SYSCALL_DEFINE3(init_module, void __user *, umod,
         blocking_notifier_call_chain(&module_notify_list,
                         MODULE_STATE_COMING, mod);
 
+        do_mod_ctors(mod);
         /* Start the module */
         if (mod->init != NULL)
                 ret = do_one_initcall(mod->init);