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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-10-18 19:24:26 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-10-18 19:24:26 +0200 |
| commit | 50edb5cc22c7b2ea7df095913596e5a649bd6b41 (patch) | |
| tree | 7d17ab844b3e91dabc0ea862d7c94624e25e8bd6 /kernel/module.c | |
| parent | MAINTAINERS: Become the docs maintainer (diff) | |
| parent | modules, lock around setting of MODULE_STATE_UNFORMED (diff) | |
| download | linux-50edb5cc22c7b2ea7df095913596e5a649bd6b41.tar.xz linux-50edb5cc22c7b2ea7df095913596e5a649bd6b41.zip | |
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
Diffstat (limited to 'kernel/module.c')
| -rw-r--r-- | kernel/module.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/module.c b/kernel/module.c index 65586ffa0c98..88cec1ddb1e3 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -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); |