Commit 5d4e3443 authored Apr 26, 2017 by Chenbo Feng Committed by David S. Miller Apr 30, 2017

bpf: Fix inaccurate helper function description



The description inside uapi/linux/bpf.h about bpf_get_socket_uid
helper function is no longer valid. It returns overflowuid rather
than 0 when failed.

Signed-off-by: Chenbo Feng <fengc@google.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent d68be71e

include/uapi/linux/bpf.h

+1 −2

Original line number	Diff line number	Diff line
		@@ -481,8 +481,7 @@ union bpf_attr {
		* u32 bpf_get_socket_uid(skb)
		* Get the owner uid of the socket stored inside sk_buff.
		* @skb: pointer to skb
		* Return: uid of the socket owner on success or 0 if the socket pointer
		* inside sk_buff is NULL
		* Return: uid of the socket owner on success or overflowuid if failed.
		*/
		#define __BPF_FUNC_MAPPER(FN) \
		FN(unspec), \