Commit 9d993ccb authored Jul 08, 2015 by Linus Torvalds

linux

Pull module fix from Rusty Russell:
 "Single fix: missing rbtree removal in the module load failure path.
  Easy to trigger with bad params.

  Thanks to Peter Zijlstra and Arthur Marsh for going around on this
  one"

* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux:
  module: Fix load_module() error path

parents 45820c29 758556bd

kernel/module.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -3557,6 +3557,7 @@ static int load_module(struct load_info info, const char __user uargs,
		mutex_lock(&module_mutex);
		/* Unlink carefully: kallsyms could be walking list. */
		list_del_rcu(&mod->list);
		mod_tree_remove(mod);
		wake_up_all(&module_wq);
		/* Wait for RCU-sched synchronizing before releasing mod->list. */
		synchronize_sched();