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-rw-r--r--include/linux/device.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/device.h b/include/linux/device.h
index 90224e75ade4..1b25c7a43f4c 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -55,6 +55,8 @@ struct bus_attribute {
struct bus_attribute bus_attr_##_name = __ATTR_RW(_name)
#define BUS_ATTR_RO(_name) \
struct bus_attribute bus_attr_##_name = __ATTR_RO(_name)
+#define BUS_ATTR_WO(_name) \
+ struct bus_attribute bus_attr_##_name = __ATTR_WO(_name)
extern int __must_check bus_create_file(struct bus_type *,
struct bus_attribute *);
@@ -692,8 +694,10 @@ static inline void *devm_kcalloc(struct device *dev,
{
return devm_kmalloc_array(dev, n, size, flags | __GFP_ZERO);
}
-extern void devm_kfree(struct device *dev, void *p);
+extern void devm_kfree(struct device *dev, const void *p);
extern char *devm_kstrdup(struct device *dev, const char *s, gfp_t gfp) __malloc;
+extern const char *devm_kstrdup_const(struct device *dev,
+ const char *s, gfp_t gfp);
extern void *devm_kmemdup(struct device *dev, const void *src, size_t len,
gfp_t gfp);