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| author | Takashi Iwai <tiwai@suse.de> | 2014-11-27 12:40:51 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2014-11-27 12:40:51 +0100 |
| commit | acf403ecc4155153e5e2c1640be90fc166e56ba7 (patch) | |
| tree | e9655b84776cec00a4da077f5dd1e336dfd9c7c0 /drivers/base/core.c | |
| parent | 69eba10e606a80665f8573221fec589430d9d1cb (diff) | |
| parent | b61f90eac1ff9d1b30497e611aba4651d4066706 (diff) | |
Merge branch 'topic/usb-resume' into for-next
Merge the proper mixer resume support for quirk codes.
Diffstat (limited to 'drivers/base/core.c')
| -rw-r--r-- | drivers/base/core.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index 14d162952c3b..842d04707de6 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -724,12 +724,12 @@ class_dir_create_and_add(struct class *class, struct kobject *parent_kobj) return &dir->kobj; } +static DEFINE_MUTEX(gdp_mutex); static struct kobject *get_device_parent(struct device *dev, struct device *parent) { if (dev->class) { - static DEFINE_MUTEX(gdp_mutex); struct kobject *kobj = NULL; struct kobject *parent_kobj; struct kobject *k; @@ -793,7 +793,9 @@ static void cleanup_glue_dir(struct device *dev, struct kobject *glue_dir) glue_dir->kset != &dev->class->p->glue_dirs) return; + mutex_lock(&gdp_mutex); kobject_put(glue_dir); + mutex_unlock(&gdp_mutex); } static void cleanup_device_parent(struct device *dev) |