The patch fixes:
$ scripts/bpf_helpers_doc.py > bpf-helpers.rst
$ rst2man bpf-helpers.rst > bpf-helpers.7
bpf-helpers.rst:1105: (WARNING/2) Inline strong start-string without end-string.
Signed-off-by: Jakub Wilk <jwilk@jwilk.net>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Reviewed-by: Quentin Monnet <quentin@isovalent.com>
Link: https://lore.kernel.org/bpf/20200422082324.2030-1-jwilk@jwilk.net
  *             ifindex, but doesn't require a map to do so.
  *     Return
  *             **XDP_REDIRECT** on success, or the value of the two lower bits
- *             of the **flags* argument on error.
+ *             of the *flags* argument on error.
  *
  * int bpf_sk_redirect_map(struct sk_buff *skb, struct bpf_map *map, u32 key, u64 flags)
  *     Description
 
  *             ifindex, but doesn't require a map to do so.
  *     Return
  *             **XDP_REDIRECT** on success, or the value of the two lower bits
- *             of the **flags* argument on error.
+ *             of the *flags* argument on error.
  *
  * int bpf_sk_redirect_map(struct sk_buff *skb, struct bpf_map *map, u32 key, u64 flags)
  *     Description