rtl8812au/Drop-ipx-support-on-Linux-5.15.patch
Michal Suchanek 44c8601e06 Accepting request 934090 from home:michals
- Fix build on Tumbleweed - use kernel_module_directory
- Fix build on Linux 5.15
  + Drop-ipx-support-on-Linux-5.15.patch

OBS-URL: https://build.opensuse.org/request/show/934090
OBS-URL: https://build.opensuse.org/package/show/hardware/rtl8812au?expand=0&rev=37
2021-11-30 09:33:26 +00:00

166 lines
5.4 KiB
Diff

From d85350854da575e1407328199062b4fd26722137 Mon Sep 17 00:00:00 2001
From: Michal Suchanek <msuchanek@suse.de>
Date: Mon, 15 Nov 2021 11:15:42 +0100
Subject: [PATCH] Drop ipx support on Linux 5.15
Signed-off-by: Michal Suchanek <msuchanek@suse.de>
---
core/rtw_br_ext.c | 61 ++++++++++++++++++++++++++++++++++-------------
1 file changed, 45 insertions(+), 16 deletions(-)
diff --git a/core/rtw_br_ext.c b/core/rtw_br_ext.c
index 9a0effd..236d242 100644
--- a/core/rtw_br_ext.c
+++ b/core/rtw_br_ext.c
@@ -14,15 +14,6 @@
*****************************************************************************/
#define _RTW_BR_EXT_C_
-#ifdef __KERNEL__
- #include <linux/if_arp.h>
- #include <net/ip.h>
- #include <net/ipx.h>
- #include <linux/atalk.h>
- #include <linux/udp.h>
- #include <linux/if_pppox.h>
-#endif
-
#if 1 /* rtw_wifi_driver */
#include <drv_types.h>
#else /* rtw_wifi_driver */
@@ -38,6 +29,17 @@
#include "./8192cd_debug.h"
#endif /* rtw_wifi_driver */
+#ifdef __KERNEL__
+ #include <linux/if_arp.h>
+ #include <net/ip.h>
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 15, 0))
+ #include <net/ipx.h>
+#endif
+ #include <linux/atalk.h>
+ #include <linux/udp.h>
+ #include <linux/if_pppox.h>
+#endif
+
#ifdef CL_IPV6_PASS
#ifdef __KERNEL__
#include <linux/ipv6.h>
@@ -169,6 +171,7 @@ static __inline__ void __nat25_generate_ipv4_network_addr(unsigned char *network
}
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 15, 0))
static __inline__ void __nat25_generate_ipx_network_addr_with_node(unsigned char *networkAddr,
unsigned int *ipxNetAddr, unsigned char *ipxNodeAddr)
{
@@ -189,6 +192,7 @@ static __inline__ void __nat25_generate_ipx_network_addr_with_socket(unsigned ch
memcpy(networkAddr + 1, (unsigned char *)ipxNetAddr, 4);
memcpy(networkAddr + 5, (unsigned char *)ipxSocketAddr, 2);
}
+#endif
static __inline__ void __nat25_generate_apple_network_addr(unsigned char *networkAddr,
@@ -892,39 +896,56 @@ int nat25_db_handle(_adapter *priv, struct sk_buff *skb, int method)
/*---------------------------------------------------*/
/* Handle IPX and Apple Talk frame */
/*---------------------------------------------------*/
- else if ((protocol == __constant_htons(ETH_P_IPX)) ||
- (protocol == __constant_htons(ETH_P_ATALK)) ||
+ else if ((protocol == __constant_htons(ETH_P_ATALK)) ||
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 15, 0))
+ (protocol == __constant_htons(ETH_P_IPX)) ||
+#endif
(protocol == __constant_htons(ETH_P_AARP))) {
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 15, 0))
unsigned char ipx_header[2] = {0xFF, 0xFF};
struct ipxhdr *ipx = NULL;
+#endif
struct elapaarp *ea = NULL;
struct ddpehdr *ddp = NULL;
unsigned char *framePtr = skb->data + ETH_HLEN;
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 15, 0))
if (protocol == __constant_htons(ETH_P_IPX)) {
RTW_INFO("NAT25: Protocol=IPX (Ethernet II)\n");
ipx = (struct ipxhdr *)framePtr;
- } else { /* if(protocol <= __constant_htons(ETH_FRAME_LEN)) */
+ } else
+#endif
+ { /* if(protocol <= __constant_htons(ETH_FRAME_LEN)) */
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 15, 0))
if (!memcmp(ipx_header, framePtr, 2)) {
RTW_INFO("NAT25: Protocol=IPX (Ethernet 802.3)\n");
ipx = (struct ipxhdr *)framePtr;
- } else {
+ } else
+#endif
+ {
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 15, 0))
unsigned char ipx_8022_type = 0xE0;
+#endif
unsigned char snap_8022_type = 0xAA;
if (*framePtr == snap_8022_type) {
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 15, 0))
unsigned char ipx_snap_id[5] = {0x0, 0x0, 0x0, 0x81, 0x37}; /* IPX SNAP ID */
+#endif
unsigned char aarp_snap_id[5] = {0x00, 0x00, 0x00, 0x80, 0xF3}; /* Apple Talk AARP SNAP ID */
unsigned char ddp_snap_id[5] = {0x08, 0x00, 0x07, 0x80, 0x9B}; /* Apple Talk DDP SNAP ID */
framePtr += 3; /* eliminate the 802.2 header */
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 15, 0))
if (!memcmp(ipx_snap_id, framePtr, 5)) {
framePtr += 5; /* eliminate the SNAP header */
RTW_INFO("NAT25: Protocol=IPX (Ethernet SNAP)\n");
ipx = (struct ipxhdr *)framePtr;
- } else if (!memcmp(aarp_snap_id, framePtr, 5)) {
+ } else
+#endif
+ if (!memcmp(aarp_snap_id, framePtr, 5)) {
framePtr += 5; /* eliminate the SNAP header */
ea = (struct elapaarp *)framePtr;
@@ -937,7 +958,9 @@ int nat25_db_handle(_adapter *priv, struct sk_buff *skb, int method)
framePtr[1], framePtr[2], framePtr[3], framePtr[4]);
return -1;
}
- } else if (*framePtr == ipx_8022_type) {
+ } else
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 15, 0))
+ if (*framePtr == ipx_8022_type) {
framePtr += 3; /* eliminate the 802.2 header */
if (!memcmp(ipx_header, framePtr, 2)) {
@@ -946,9 +969,13 @@ int nat25_db_handle(_adapter *priv, struct sk_buff *skb, int method)
} else
return -1;
}
+#else
+ return -1;
+#endif
}
}
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 15, 0))
/* IPX */
if (ipx != NULL) {
switch (method) {
@@ -1018,7 +1045,9 @@ int nat25_db_handle(_adapter *priv, struct sk_buff *skb, int method)
}
/* AARP */
- else if (ea != NULL) {
+ else
+#endif
+ if (ea != NULL) {
/* Sanity check fields. */
if (ea->hw_len != ETH_ALEN || ea->pa_len != AARP_PA_ALEN) {
DEBUG_WARN("NAT25: Appletalk AARP Sanity check fail!\n");
--
2.33.1