diff options
Diffstat (limited to 'include/linux/container_of.h')
| -rw-r--r-- | include/linux/container_of.h | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/include/linux/container_of.h b/include/linux/container_of.h index 2f4944b791b8..a6f242137b11 100644 --- a/include/linux/container_of.h +++ b/include/linux/container_of.h @@ -21,20 +21,4 @@ "pointer type mismatch in container_of()"); \ ((type *)(__mptr - offsetof(type, member))); }) -/** - * container_of_safe - cast a member of a structure out to the containing structure - * @ptr: the pointer to the member. - * @type: the type of the container struct this is embedded in. - * @member: the name of the member within the struct. - * - * If IS_ERR_OR_NULL(ptr), ptr is returned unchanged. - */ -#define container_of_safe(ptr, type, member) ({ \ - void *__mptr = (void *)(ptr); \ - static_assert(__same_type(*(ptr), ((type *)0)->member) || \ - __same_type(*(ptr), void), \ - "pointer type mismatch in container_of_safe()"); \ - IS_ERR_OR_NULL(__mptr) ? ERR_CAST(__mptr) : \ - ((type *)(__mptr - offsetof(type, member))); }) - #endif /* _LINUX_CONTAINER_OF_H */ |