batman-adv: Drop compat hacks for kernels < 5.10

OpenWrt master is no longer providing any kernels older than 5.10. Just
drop the compat-hacks for older kernels to make it easier to maintain the
package.

Signed-off-by: Sven Eckelmann <sven@narfation.org>

diff --git a/batman-adv/src/compat-hacks.h b/batman-adv/src/compat-hacks.h
index 99a1bb39fedcbd2069a0f790a624fdeaed12b47c..74107b6705b097f048ffd2ed16c56fbf8fdbf7d0 100644 (file)
--- a/batman-adv/src/compat-hacks.h
+++ b/batman-adv/src/compat-hacks.h
@@ -5,50 +5,6 @@
 #include <linux/version.h>     /* LINUX_VERSION_CODE */
 #include <linux/types.h>
 
-#if LINUX_VERSION_IS_LESS(5, 10, 0)
-
-#include <linux/if_bridge.h>
-
-struct batadv_br_ip {
-       union {
-               __be32  ip4;
-#if IS_ENABLED(CONFIG_IPV6)
-               struct in6_addr ip6;
-#endif
-       } dst;
-       __be16          proto;
-       __u16           vid;
-};
-
-struct batadv_br_ip_list {
-       struct list_head list;
-       struct batadv_br_ip addr;
-};
-
-#if 0
-/* "static" dropped to force compiler to evaluate it as part of multicast.c
- * might need to be added again and then called in some kind of dummy
- * compat.c in case this header is included in multiple files.
- */
-inline void __batadv_br_ip_list_check(void)
-{
-       BUILD_BUG_ON(sizeof(struct batadv_br_ip_list) != sizeof(struct br_ip_list));
-       BUILD_BUG_ON(offsetof(struct batadv_br_ip_list, list) != offsetof(struct br_ip_list, list));
-       BUILD_BUG_ON(offsetof(struct batadv_br_ip_list, addr) != offsetof(struct br_ip_list, addr));
-
-       BUILD_BUG_ON(sizeof(struct batadv_br_ip) != sizeof(struct br_ip));
-       BUILD_BUG_ON(offsetof(struct batadv_br_ip, dst.ip4) != offsetof(struct br_ip, u.ip4));
-       BUILD_BUG_ON(offsetof(struct batadv_br_ip, dst.ip6) != offsetof(struct br_ip, u.ip6));
-       BUILD_BUG_ON(offsetof(struct batadv_br_ip, proto) != offsetof(struct br_ip, proto));
-       BUILD_BUG_ON(offsetof(struct batadv_br_ip, vid) != offsetof(struct br_ip, vid));
-}
-#endif
-
-#define br_ip batadv_br_ip
-#define br_ip_list batadv_br_ip_list
-
-#endif /* LINUX_VERSION_IS_LESS(5, 10, 0) */
-
 #if LINUX_VERSION_IS_LESS(5, 14, 0)
 
 #include <linux/if_bridge.h>