From: Song Liu songliubraving@fb.com
commit 1aef5b4391f0c75c0a1523706a7b0311846ee12f upstream.
This should be "current" not "skb".
Fixes: c6b5fb8690fa ("bpf: add documentation for eBPF helpers (42-50)") Signed-off-by: Song Liu songliubraving@fb.com Signed-off-by: Alexei Starovoitov ast@kernel.org Cc: stable@vger.kernel.org Link: https://lore.kernel.org/bpf/20200910203314.70018-1-songliubraving@fb.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- include/uapi/linux/bpf.h | 4 ++-- tools/include/uapi/linux/bpf.h | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-)
--- a/include/uapi/linux/bpf.h +++ b/include/uapi/linux/bpf.h @@ -1416,8 +1416,8 @@ union bpf_attr { * Return * The return value depends on the result of the test, and can be: * - * * 0, if the *skb* task belongs to the cgroup2. - * * 1, if the *skb* task does not belong to the cgroup2. + * * 0, if current task belongs to the cgroup2. + * * 1, if current task does not belong to the cgroup2. * * A negative error code, if an error occurred. * * int bpf_skb_change_tail(struct sk_buff *skb, u32 len, u64 flags) --- a/tools/include/uapi/linux/bpf.h +++ b/tools/include/uapi/linux/bpf.h @@ -1416,8 +1416,8 @@ union bpf_attr { * Return * The return value depends on the result of the test, and can be: * - * * 0, if the *skb* task belongs to the cgroup2. - * * 1, if the *skb* task does not belong to the cgroup2. + * * 0, if current task belongs to the cgroup2. + * * 1, if current task does not belong to the cgroup2. * * A negative error code, if an error occurred. * * int bpf_skb_change_tail(struct sk_buff *skb, u32 len, u64 flags)