UPSTREAM: bpf: cgroup: fix documentation of __cgroup_bpf_update()

There's a 'not' missing in one paragraph. Add it.

Fixes: 3007098494be ("cgroup: add support for eBPF programs")
Signed-off-by: Daniel Mack <daniel@zonque.org>
Reported-by: Rami Rosen <roszenrami@gmail.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Fixes: Change-Id: I3df35d8d3b1261503f9b5bcd90b18c9358f1ac28
       ("cgroup: add support for eBPF programs")
(cherry picked from commit 01ae87eab53675cbdabd5c4d727c4a35e397cce0)
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>

diff --git a/kernel/bpf/cgroup.c b/kernel/bpf/cgroup.c
index a38d7cd..a44a7e4 100644 (file)
--- a/kernel/bpf/cgroup.c
+++ b/kernel/bpf/cgroup.c
@@ -67,8 +67,8 @@ void cgroup_bpf_inherit(struct cgroup *cgrp, struct cgroup *parent)
  * Each cgroup has a set of two pointers for bpf programs; one for eBPF
  * programs it owns, and which is effective for execution.
  *
- * If @prog is %NULL, this function attaches a new program to the cgroup and
- * releases the one that is currently attached, if any. @prog is then made
+ * If @prog is not %NULL, this function attaches a new program to the cgroup
+ * and releases the one that is currently attached, if any. @prog is then made
  * the effective program of type @type in that cgroup.
  *
  * If @prog is %NULL, the currently attached program of type @type is released,