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-rw-r--r--drivers/base/base.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/base/base.h b/drivers/base/base.h
index 0e806f641079..9e06c18c7a64 100644
--- a/drivers/base/base.h
+++ b/drivers/base/base.h
@@ -57,6 +57,19 @@ struct subsys_private {
};
#define to_subsys_private(obj) container_of_const(obj, struct subsys_private, subsys.kobj)
+static inline struct subsys_private *subsys_get(struct subsys_private *sp)
+{
+ if (sp)
+ kset_get(&sp->subsys);
+ return sp;
+}
+
+static inline void subsys_put(struct subsys_private *sp)
+{
+ if (sp)
+ kset_put(&sp->subsys);
+}
+
struct driver_private {
struct kobject kobj;
struct klist klist_devices;