struct bpf_prog is declared twice. There is one declaration which is independent on the MACRO at 18th line. So the below one is not needed though. Remove the duplicate. Signed-off-by: Wan Jiabing <wanjiabing@xxxxxxxx> --- include/linux/bpf-cgroup.h | 1 - 1 file changed, 1 deletion(-) diff --git a/include/linux/bpf-cgroup.h b/include/linux/bpf-cgroup.h index c42e02b4d84b..57b4d4b980e7 100644 --- a/include/linux/bpf-cgroup.h +++ b/include/linux/bpf-cgroup.h @@ -418,7 +418,6 @@ int cgroup_bpf_prog_query(const union bpf_attr *attr, union bpf_attr __user *uattr); #else -struct bpf_prog; struct cgroup_bpf {}; static inline int cgroup_bpf_inherit(struct cgroup *cgrp) { return 0; } static inline void cgroup_bpf_offline(struct cgroup *cgrp) {} -- 2.25.1