uapi: fix bpf.h link

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>

diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index 0c3e3d9a5ab9ce8f51b88836fc76514b67fea323..4c9551721b4d91c536cfcd58364cad4360616ef4 100644 (file)
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -806,7 +806,7 @@ union bpf_attr {
  *             based on a user-provided identifier for all traffic coming from
  *             the tasks belonging to the related cgroup. See also the related
  *             kernel documentation, available from the Linux sources in file
- *             *Documentation/cgroup-v1/net_cls.txt*.
+ *             *Documentation/cgroup-v1/net_cls.rst*.
  *
  *             The Linux kernel has two versions for cgroups: there are
  *             cgroups v1 and cgroups v2. Both are available to users, who can