openwrt/package/network/utils/xtables-addons/patches/201-fix-lua-packetscript.patch
Felix Fietkau 055e9dfb58 xtables-addons: fix build error on ARC
The kernel unconditionally pulls in a header file that defines
'current', which conflicts with the lua extension code.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
2017-03-12 15:06:50 +01:00

119 lines
2.9 KiB
Diff

--- a/extensions/LUA/xt_LUA_target.c
+++ b/extensions/LUA/xt_LUA_target.c
@@ -64,10 +64,10 @@ uint32_t lua_state_refs[LUA_STATE_ARRAY
* XT_CONTINUE inside the *register_lua_packet_lib* function.
*/
-spinlock_t lock = SPIN_LOCK_UNLOCKED;
+DEFINE_SPINLOCK(lock);
static uint32_t
-lua_tg(struct sk_buff *pskb, const struct xt_target_param *par)
+lua_tg(struct sk_buff *pskb, const struct xt_action_param *par)
{
uint32_t verdict;
lua_packet_segment *p;
@@ -88,11 +88,11 @@ lua_tg(struct sk_buff *pskb, const struc
/* push the lua_packet_segment as a parameter */
p = (lua_packet_segment *)lua_newuserdata(L, sizeof(lua_packet_segment));
if (pskb->mac_header)
- p->start = pskb->mac_header;
+ p->start = skb_mac_header(pskb);
else if (pskb->network_header)
- p->start = pskb->network_header;
+ p->start = skb_network_header(pskb);
else if (pskb->transport_header)
- p->start = pskb->transport_header;
+ p->start = skb_transport_header(pskb);
p->offset = 0;
p->length = (unsigned long)pskb->tail - (unsigned long)p->start;
p->changes = NULL;
@@ -208,16 +208,16 @@ static bool load_script_into_state(uint3
* some workqueue initialization. So far this is done each time this function
* is called, subject to change.
*/
-static bool
+static int
lua_tg_checkentry(const struct xt_tgchk_param *par)
{
const struct xt_lua_tginfo *info = par->targinfo;
if (load_script_into_state(info->state_id, info->script_size, (char *)info->buf)) {
lua_state_refs[info->state_id]++;
- return true;
+ return 0;
}
- return false;
+ return -EINVAL;
}
/*::*
--- a/extensions/LUA/lua/llimits.h
+++ b/extensions/LUA/lua/llimits.h
@@ -8,7 +8,6 @@
#define llimits_h
#include <stddef.h>
-#include <limits.h>
#include "lua.h"
--- a/extensions/LUA/lua/lapi.c
+++ b/extensions/LUA/lua/lapi.c
@@ -4,9 +4,6 @@
** See Copyright Notice in lua.h
*/
-#include <stdarg.h>
-#include <math.h>
-#include <assert.h>
#include <string.h>
#define lapi_c
--- a/extensions/LUA/lua/ltable.c
+++ b/extensions/LUA/lua/ltable.c
@@ -18,7 +18,6 @@
** Hence even when the load factor reaches 100%, performance remains good.
*/
-#include <math.h>
#include <string.h>
#define ltable_c
--- a/extensions/LUA/lua/luaconf.h
+++ b/extensions/LUA/lua/luaconf.h
@@ -13,8 +13,12 @@
#if !defined(__KERNEL__)
#include <limits.h>
#else
+#include <linux/kernel.h>
+
+#undef UCHAR_MAX
+#undef BUFSIZ
+#undef NO_FPU
#define UCHAR_MAX 255
-#define SHRT_MAX 32767
#define BUFSIZ 8192
#define NO_FPU
#endif
@@ -637,6 +641,8 @@ union luai_Cast { double l_d; long l_l;
*/
#if defined(__KERNEL__)
#undef LUA_USE_ULONGJMP
+#define setjmp __builtin_setjmp
+#define longjmp __builtin_longjmp
#endif
#if defined(__cplusplus)
--- a/extensions/LUA/lua/llex.h
+++ b/extensions/LUA/lua/llex.h
@@ -10,6 +10,8 @@
#include "lobject.h"
#include "lzio.h"
+/* prevent conflict with definition from asm/current.h */
+#undef current
#define FIRST_RESERVED 257