mirror of
https://github.com/followmsi/android_kernel_google_msm.git
synced 2024-11-06 23:17:41 +00:00
1fea326d57
The timeout entries are sizeof(int) rather than sizeof(long), which means that when they were getting read we'd also leak kernel memory to userspace along with the timeout values. Change-Id: I328d1186720a6f70f555eeeb62c83ee69814868d Signed-off-by: Sasha Levin <sasha.levin@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
103 lines
2 KiB
C
103 lines
2 KiB
C
/*
|
|
* sysctl_net_llc.c: sysctl interface to LLC net subsystem.
|
|
*
|
|
* Arnaldo Carvalho de Melo <acme@conectiva.com.br>
|
|
*/
|
|
|
|
#include <linux/mm.h>
|
|
#include <linux/init.h>
|
|
#include <linux/sysctl.h>
|
|
#include <net/llc.h>
|
|
|
|
#ifndef CONFIG_SYSCTL
|
|
#error This file should not be compiled without CONFIG_SYSCTL defined
|
|
#endif
|
|
|
|
static struct ctl_table llc2_timeout_table[] = {
|
|
{
|
|
.procname = "ack",
|
|
.data = &sysctl_llc2_ack_timeout,
|
|
.maxlen = sizeof(sysctl_llc2_ack_timeout),
|
|
.mode = 0644,
|
|
.proc_handler = proc_dointvec_jiffies,
|
|
},
|
|
{
|
|
.procname = "busy",
|
|
.data = &sysctl_llc2_busy_timeout,
|
|
.maxlen = sizeof(sysctl_llc2_busy_timeout),
|
|
.mode = 0644,
|
|
.proc_handler = proc_dointvec_jiffies,
|
|
},
|
|
{
|
|
.procname = "p",
|
|
.data = &sysctl_llc2_p_timeout,
|
|
.maxlen = sizeof(sysctl_llc2_p_timeout),
|
|
.mode = 0644,
|
|
.proc_handler = proc_dointvec_jiffies,
|
|
},
|
|
{
|
|
.procname = "rej",
|
|
.data = &sysctl_llc2_rej_timeout,
|
|
.maxlen = sizeof(sysctl_llc2_rej_timeout),
|
|
.mode = 0644,
|
|
.proc_handler = proc_dointvec_jiffies,
|
|
},
|
|
{ },
|
|
};
|
|
|
|
static struct ctl_table llc_station_table[] = {
|
|
{
|
|
.procname = "ack_timeout",
|
|
.data = &sysctl_llc_station_ack_timeout,
|
|
.maxlen = sizeof(long),
|
|
.mode = 0644,
|
|
.proc_handler = proc_dointvec_jiffies,
|
|
},
|
|
{ },
|
|
};
|
|
|
|
static struct ctl_table llc2_dir_timeout_table[] = {
|
|
{
|
|
.procname = "timeout",
|
|
.mode = 0555,
|
|
.child = llc2_timeout_table,
|
|
},
|
|
{ },
|
|
};
|
|
|
|
static struct ctl_table llc_table[] = {
|
|
{
|
|
.procname = "llc2",
|
|
.mode = 0555,
|
|
.child = llc2_dir_timeout_table,
|
|
},
|
|
{
|
|
.procname = "station",
|
|
.mode = 0555,
|
|
.child = llc_station_table,
|
|
},
|
|
{ },
|
|
};
|
|
|
|
static struct ctl_path llc_path[] = {
|
|
{ .procname = "net", },
|
|
{ .procname = "llc", },
|
|
{ }
|
|
};
|
|
|
|
static struct ctl_table_header *llc_table_header;
|
|
|
|
int __init llc_sysctl_init(void)
|
|
{
|
|
llc_table_header = register_sysctl_paths(llc_path, llc_table);
|
|
|
|
return llc_table_header ? 0 : -ENOMEM;
|
|
}
|
|
|
|
void llc_sysctl_exit(void)
|
|
{
|
|
if (llc_table_header) {
|
|
unregister_sysctl_table(llc_table_header);
|
|
llc_table_header = NULL;
|
|
}
|
|
}
|