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-rw-r--r--kernel/utsname_sysctl.c31
1 files changed, 0 insertions, 31 deletions
diff --git a/kernel/utsname_sysctl.c b/kernel/utsname_sysctl.c
index 69eae358a726..a2cd77e70d4d 100644
--- a/kernel/utsname_sysctl.c
+++ b/kernel/utsname_sysctl.c
@@ -57,78 +57,47 @@ static int proc_do_uts_string(ctl_table *table, int write,
57#define proc_do_uts_string NULL 57#define proc_do_uts_string NULL
58#endif 58#endif
59 59
60
61#ifdef CONFIG_SYSCTL_SYSCALL
62/* The generic string strategy routine: */
63static int sysctl_uts_string(ctl_table *table,
64 void __user *oldval, size_t __user *oldlenp,
65 void __user *newval, size_t newlen)
66{
67 struct ctl_table uts_table;
68 int r, write;
69 write = newval && newlen;
70 memcpy(&uts_table, table, sizeof(uts_table));
71 uts_table.data = get_uts(table, write);
72 r = sysctl_string(&uts_table, oldval, oldlenp, newval, newlen);
73 put_uts(table, write, uts_table.data);
74 return r;
75}
76#else
77#define sysctl_uts_string NULL
78#endif
79
80static struct ctl_table uts_kern_table[] = { 60static struct ctl_table uts_kern_table[] = {
81 { 61 {
82 .ctl_name = KERN_OSTYPE,
83 .procname = "ostype", 62 .procname = "ostype",
84 .data = init_uts_ns.name.sysname, 63 .data = init_uts_ns.name.sysname,
85 .maxlen = sizeof(init_uts_ns.name.sysname), 64 .maxlen = sizeof(init_uts_ns.name.sysname),
86 .mode = 0444, 65 .mode = 0444,
87 .proc_handler = proc_do_uts_string, 66 .proc_handler = proc_do_uts_string,
88 .strategy = sysctl_uts_string,
89 }, 67 },
90 { 68 {
91 .ctl_name = KERN_OSRELEASE,
92 .procname = "osrelease", 69 .procname = "osrelease",
93 .data = init_uts_ns.name.release, 70 .data = init_uts_ns.name.release,
94 .maxlen = sizeof(init_uts_ns.name.release), 71 .maxlen = sizeof(init_uts_ns.name.release),
95 .mode = 0444, 72 .mode = 0444,
96 .proc_handler = proc_do_uts_string, 73 .proc_handler = proc_do_uts_string,
97 .strategy = sysctl_uts_string,
98 }, 74 },
99 { 75 {
100 .ctl_name = KERN_VERSION,
101 .procname = "version", 76 .procname = "version",
102 .data = init_uts_ns.name.version, 77 .data = init_uts_ns.name.version,
103 .maxlen = sizeof(init_uts_ns.name.version), 78 .maxlen = sizeof(init_uts_ns.name.version),
104 .mode = 0444, 79 .mode = 0444,
105 .proc_handler = proc_do_uts_string, 80 .proc_handler = proc_do_uts_string,
106 .strategy = sysctl_uts_string,
107 }, 81 },
108 { 82 {
109 .ctl_name = KERN_NODENAME,
110 .procname = "hostname", 83 .procname = "hostname",
111 .data = init_uts_ns.name.nodename, 84 .data = init_uts_ns.name.nodename,
112 .maxlen = sizeof(init_uts_ns.name.nodename), 85 .maxlen = sizeof(init_uts_ns.name.nodename),
113 .mode = 0644, 86 .mode = 0644,
114 .proc_handler = proc_do_uts_string, 87 .proc_handler = proc_do_uts_string,
115 .strategy = sysctl_uts_string,
116 }, 88 },
117 { 89 {
118 .ctl_name = KERN_DOMAINNAME,
119 .procname = "domainname", 90 .procname = "domainname",
120 .data = init_uts_ns.name.domainname, 91 .data = init_uts_ns.name.domainname,
121 .maxlen = sizeof(init_uts_ns.name.domainname), 92 .maxlen = sizeof(init_uts_ns.name.domainname),
122 .mode = 0644, 93 .mode = 0644,
123 .proc_handler = proc_do_uts_string, 94 .proc_handler = proc_do_uts_string,
124 .strategy = sysctl_uts_string,
125 }, 95 },
126 {} 96 {}
127}; 97};
128 98
129static struct ctl_table uts_root_table[] = { 99static struct ctl_table uts_root_table[] = {
130 { 100 {
131 .ctl_name = CTL_KERN,
132 .procname = "kernel", 101 .procname = "kernel",
133 .mode = 0555, 102 .mode = 0555,
134 .child = uts_kern_table, 103 .child = uts_kern_table,