/* SPDX-License-Identifier: GPL-2.0 */#ifndef _TOOLS_LINUX_CONTAINER_OF_H#define _TOOLS_LINUX_CONTAINER_OF_H #ifndef container_of/** * container_of - 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. * */#define container_of(ptr, type, member) ({			\	const typeof(((type *)0)->member) * __mptr = (ptr);	\	(type *)((char *)__mptr - offsetof(type, member)); })#endif #endif	/* _TOOLS_LINUX_CONTAINER_OF_H */