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| author | Dmitry Shmidt <dimitrysh@google.com> | 2016-08-01 15:51:01 -0700 |
|---|---|---|
| committer | Dmitry Shmidt <dimitrysh@google.com> | 2016-08-01 15:57:55 -0700 |
| commit | b558f17a13b10761eb6f838e713425b9e83f8a01 (patch) | |
| tree | 425828a423411d6c65e5b18a3330d244eef987b0 /drivers/base/module.c | |
| parent | 818aa36ea868ba8f2985f9ca0906fd9cba3e437d (diff) | |
| parent | b05965f284db3e086022f4e318e46cb5bffb1376 (diff) | |
Merge tag 'v4.4.16' into android-4.4.y
This is the 4.4.16 stable release
Change-Id: Ibaf7b7e03695e1acebc654a2ca1a4bfcc48fcea4
Diffstat (limited to 'drivers/base/module.c')
| -rw-r--r-- | drivers/base/module.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/base/module.c b/drivers/base/module.c index db930d3ee312..2a215780eda2 100644 --- a/drivers/base/module.c +++ b/drivers/base/module.c @@ -24,10 +24,12 @@ static char *make_driver_name(struct device_driver *drv) static void module_create_drivers_dir(struct module_kobject *mk) { - if (!mk || mk->drivers_dir) - return; + static DEFINE_MUTEX(drivers_dir_mutex); - mk->drivers_dir = kobject_create_and_add("drivers", &mk->kobj); + mutex_lock(&drivers_dir_mutex); + if (mk && !mk->drivers_dir) + mk->drivers_dir = kobject_create_and_add("drivers", &mk->kobj); + mutex_unlock(&drivers_dir_mutex); } void module_add_driver(struct module *mod, struct device_driver *drv) |