ftrace/module: Call clean up function when module init fails early

[karo-tx-linux.git] / kernel / module.c

diff --git a/kernel/module.c b/kernel/module.c
index 8f051a106676fb8f2d5457a9104340cce81ce37a..38c7bd5583fff036c0f993ac2c15077882d61501 100644 (file)
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -3571,6 +3571,12 @@ static int load_module(struct load_info *info, const char __user *uargs,
        synchronize_sched();
        mutex_unlock(&module_mutex);
  free_module:
+       /*
+        * Ftrace needs to clean up what it initialized.
+        * This does nothing if ftrace_module_init() wasn't called,
+        * but it must be called outside of module_mutex.
+        */
+       ftrace_release_mod(mod);
        /* Free lock-classes; relies on the preceding sync_rcu() */
        lockdep_free_key_range(mod->module_core, mod->core_size);