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A single panic fix for a rare race, stable CC'd.

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Cheers,
 Rusty.
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Merge tag 'modules-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux

Pull module fix from Rusty Russell:
 "A single panic fix for a rare race, stable CC'd"

* tag 'modules-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux:
  modules, lock around setting of MODULE_STATE_UNFORMED
This commit is contained in:
Linus Torvalds 2014-10-18 10:24:26 -07:00
commit 50edb5cc22
1 changed files with 2 additions and 0 deletions
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2
kernel/module.c
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@ -1842,7 +1842,9 @@ static void free_module(struct module *mod)
/* We leave it in list to prevent duplicate loads, but make sure
* that noone uses it while it's being deconstructed. */
mutex_lock(&module_mutex);
mod->state = MODULE_STATE_UNFORMED;
mutex_unlock(&module_mutex);
/* Remove dynamic debug info */
ddebug_remove_module(mod->name);