batman-adv: Drop support for kernel < 5.15

OpenWrt master is no longer providing any kernels older than 5.15. Just
drop the compat-hacks/patches for older kernels to make it easier to
maintain the package.

Signed-off-by: Sven Eckelmann <sven@narfation.org>
This commit is contained in:
Sven Eckelmann
2023-05-27 12:15:47 +02:00
parent 3d6c7c64a9
commit 04bbb0a87e
7 changed files with 1 additions and 116 deletions

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@@ -1,34 +0,0 @@
From: Sven Eckelmann <sven@narfation.org>
Date: Fri, 14 May 2021 19:34:35 +0200
Subject: batman-adv: Fix build of multicast code against Linux < 5.13
Fixes: 007b4c4b031f ("batman-adv: convert ifmcaddr6 to RCU")
Signed-off-by: Sven Eckelmann <sven@narfation.org>
--- a/net/batman-adv/multicast.c
+++ b/net/batman-adv/multicast.c
@@ -430,9 +430,14 @@ batadv_mcast_mla_softif_get_ipv6(struct
return 0;
}
+#if LINUX_VERSION_IS_LESS(5, 13, 0)
+ read_lock_bh(&in6_dev->lock);
+ for (pmc6 = in6_dev->mc_list; pmc6; pmc6 = pmc6->next) {
+#else
for (pmc6 = rcu_dereference(in6_dev->mc_list);
pmc6;
pmc6 = rcu_dereference(pmc6->next)) {
+#endif
if (IPV6_ADDR_MC_SCOPE(&pmc6->mca_addr) <
IPV6_ADDR_SCOPE_LINKLOCAL)
continue;
@@ -461,6 +466,9 @@ batadv_mcast_mla_softif_get_ipv6(struct
hlist_add_head(&new->list, mcast_list);
ret++;
}
+#if LINUX_VERSION_IS_LESS(5, 13, 0)
+ read_unlock_bh(&in6_dev->lock);
+#endif
rcu_read_unlock();
return ret;

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@@ -1,19 +0,0 @@
From: Sven Eckelmann <sven@narfation.org>
Date: Tue, 14 Sep 2021 21:02:10 +0200
Subject: Revert "batman-adv: Switch to kstrtox.h for kstrtou64"
This header is only available after Linux 5.14
This reverts commit c9a69cb4048ebef3a4d91835669011a26d9b7dab.
--- a/net/batman-adv/gateway_common.c
+++ b/net/batman-adv/gateway_common.c
@@ -10,7 +10,7 @@
#include <linux/atomic.h>
#include <linux/byteorder/generic.h>
#include <linux/errno.h>
-#include <linux/kstrtox.h>
+#include <linux/kernel.h>
#include <linux/limits.h>
#include <linux/math64.h>
#include <linux/netdevice.h>

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@@ -1,19 +0,0 @@
From: Sven Eckelmann <sven@narfation.org>
Date: Tue, 14 Sep 2021 21:07:34 +0200
Subject: Revert "batman-adv: use Linux's stdarg.h"
This header is only available since Linux 5.15
This reverts commit 36d059797a14f0e373fdc3c79df7b467435925ad.
--- a/net/batman-adv/log.c
+++ b/net/batman-adv/log.c
@@ -7,7 +7,7 @@
#include "log.h"
#include "main.h"
-#include <linux/stdarg.h>
+#include <stdarg.h>
#include "trace.h"