1 // SPDX-License-Identifier: GPL-2.0 1 // SPDX-License-Identifier: GPL-2.0
2 /* 2 /*
3 * sysctl_net_llc.c: sysctl interface to LLC n 3 * sysctl_net_llc.c: sysctl interface to LLC net subsystem.
4 * 4 *
5 * Arnaldo Carvalho de Melo <acme@conectiva.co 5 * Arnaldo Carvalho de Melo <acme@conectiva.com.br>
6 */ 6 */
7 7
8 #include <linux/mm.h> 8 #include <linux/mm.h>
9 #include <linux/init.h> 9 #include <linux/init.h>
10 #include <linux/sysctl.h> 10 #include <linux/sysctl.h>
11 #include <net/net_namespace.h> 11 #include <net/net_namespace.h>
12 #include <net/llc.h> 12 #include <net/llc.h>
13 13
14 #ifndef CONFIG_SYSCTL 14 #ifndef CONFIG_SYSCTL
15 #error This file should not be compiled withou 15 #error This file should not be compiled without CONFIG_SYSCTL defined
16 #endif 16 #endif
17 17
18 static struct ctl_table llc2_timeout_table[] = 18 static struct ctl_table llc2_timeout_table[] = {
19 { 19 {
20 .procname = "ack", 20 .procname = "ack",
21 .data = &sysctl_llc2 21 .data = &sysctl_llc2_ack_timeout,
22 .maxlen = sizeof(sysct 22 .maxlen = sizeof(sysctl_llc2_ack_timeout),
23 .mode = 0644, 23 .mode = 0644,
24 .proc_handler = proc_dointve 24 .proc_handler = proc_dointvec_jiffies,
25 }, 25 },
26 { 26 {
27 .procname = "busy", 27 .procname = "busy",
28 .data = &sysctl_llc2 28 .data = &sysctl_llc2_busy_timeout,
29 .maxlen = sizeof(sysct 29 .maxlen = sizeof(sysctl_llc2_busy_timeout),
30 .mode = 0644, 30 .mode = 0644,
31 .proc_handler = proc_dointve 31 .proc_handler = proc_dointvec_jiffies,
32 }, 32 },
33 { 33 {
34 .procname = "p", 34 .procname = "p",
35 .data = &sysctl_llc2 35 .data = &sysctl_llc2_p_timeout,
36 .maxlen = sizeof(sysct 36 .maxlen = sizeof(sysctl_llc2_p_timeout),
37 .mode = 0644, 37 .mode = 0644,
38 .proc_handler = proc_dointve 38 .proc_handler = proc_dointvec_jiffies,
39 }, 39 },
40 { 40 {
41 .procname = "rej", 41 .procname = "rej",
42 .data = &sysctl_llc2 42 .data = &sysctl_llc2_rej_timeout,
43 .maxlen = sizeof(sysct 43 .maxlen = sizeof(sysctl_llc2_rej_timeout),
44 .mode = 0644, 44 .mode = 0644,
45 .proc_handler = proc_dointve 45 .proc_handler = proc_dointvec_jiffies,
46 }, 46 },
47 }; 47 };
48 48
49 static struct ctl_table_header *llc2_timeout_h 49 static struct ctl_table_header *llc2_timeout_header;
50 static struct ctl_table_header *llc_station_he 50 static struct ctl_table_header *llc_station_header;
51 51
52 int __init llc_sysctl_init(void) 52 int __init llc_sysctl_init(void)
53 { 53 {
54 struct ctl_table empty[1] = {}; 54 struct ctl_table empty[1] = {};
55 llc2_timeout_header = register_net_sys 55 llc2_timeout_header = register_net_sysctl(&init_net, "net/llc/llc2/timeout", llc2_timeout_table);
56 llc_station_header = register_net_sysc 56 llc_station_header = register_net_sysctl_sz(&init_net, "net/llc/station", empty, 0);
57 57
58 if (!llc2_timeout_header || !llc_stati 58 if (!llc2_timeout_header || !llc_station_header) {
59 llc_sysctl_exit(); 59 llc_sysctl_exit();
60 return -ENOMEM; 60 return -ENOMEM;
61 } 61 }
62 return 0; 62 return 0;
63 } 63 }
64 64
65 void llc_sysctl_exit(void) 65 void llc_sysctl_exit(void)
66 { 66 {
67 if (llc2_timeout_header) { 67 if (llc2_timeout_header) {
68 unregister_net_sysctl_table(ll 68 unregister_net_sysctl_table(llc2_timeout_header);
69 llc2_timeout_header = NULL; 69 llc2_timeout_header = NULL;
70 } 70 }
71 if (llc_station_header) { 71 if (llc_station_header) {
72 unregister_net_sysctl_table(ll 72 unregister_net_sysctl_table(llc_station_header);
73 llc_station_header = NULL; 73 llc_station_header = NULL;
74 } 74 }
75 } 75 }
76 76
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