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-rw-r--r--kernel/module.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/kernel/module.c b/kernel/module.c
index 3c2c72d3bf84..b049939177f6 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -1862,12 +1862,12 @@ static void free_module(struct module *mod)
{
trace_module_free(mod);
- /* Delete from various lists */
- mutex_lock(&module_mutex);
- stop_machine(__unlink_module, mod, NULL);
- mutex_unlock(&module_mutex);
mod_sysfs_teardown(mod);
+ /* We leave it in list to prevent duplicate loads, but make sure
+ * that noone uses it while it's being deconstructed. */
+ mod->state = MODULE_STATE_UNFORMED;
+
/* Remove dynamic debug info */
ddebug_remove_module(mod->name);
@@ -1880,6 +1880,11 @@ static void free_module(struct module *mod)
/* Free any allocated parameters. */
destroy_params(mod->kp, mod->num_kp);
+ /* Now we can delete it from the lists */
+ mutex_lock(&module_mutex);
+ stop_machine(__unlink_module, mod, NULL);
+ mutex_unlock(&module_mutex);
+
/* This may be NULL, but that's OK */
unset_module_init_ro_nx(mod);
module_free(mod, mod->module_init);