[B.A.T.M.A.N.] [PATCHv2] batman-adv: add RCU compat code for kernel < 2.6.37

In linux version < 2.6.37 hlist_first_rcu() and hlist_next_rcu() do not exist and therefore they need to be backported.

Signed-off-by: Antonio Quartulli ordex@autistici.org --- compat.h | 6 ++++++ 1 file changed, 6 insertions(+)

diff --git a/compat.h b/compat.h index e1c6cd2..a71be7d 100644 --- a/compat.h +++ b/compat.h @@ -129,6 +129,12 @@ static inline int batadv_param_set_copystring(const char *val,

#endif /* < KERNEL_VERSION(2, 6, 36) */

+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 37) + +#define hlist_first_rcu(head) (*((struct hlist_node __rcu **)(&(head)->first))) +#define hlist_next_rcu(node) (*((struct hlist_node __rcu **)(&(node)->next))) + +#endif /* < KERNEL_VERSION(2, 6, 37) */

#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 39)