proc/sysctl: add shared variables for range check

[linux-2.6-microblaze.git] / net / sctp / sysctl.c

diff --git a/net/sctp/sysctl.c b/net/sctp/sysctl.c
index 9a19147..1250751 100644 (file)
--- a/net/sctp/sysctl.c
+++ b/net/sctp/sysctl.c
@@ -25,10 +25,7 @@
 #include <net/sctp/sctp.h>
 #include <linux/sysctl.h>
 
-static int zero = 0;
-static int one = 1;
 static int timer_max = 86400000; /* ms in one day */
-static int int_max = INT_MAX;
 static int sack_timer_min = 1;
 static int sack_timer_max = 500;
 static int addr_scope_max = SCTP_SCOPE_POLICY_MAX;
@@ -92,7 +89,7 @@ static struct ctl_table sctp_net_table[] = {
                .maxlen         = sizeof(unsigned int),
                .mode           = 0644,
                .proc_handler   = proc_dointvec_minmax,
-               .extra1         = &one,
+               .extra1         = SYSCTL_ONE,
                .extra2         = &timer_max
        },
        {
@@ -101,7 +98,7 @@ static struct ctl_table sctp_net_table[] = {
                .maxlen         = sizeof(unsigned int),
                .mode           = 0644,
                .proc_handler   = proc_sctp_do_rto_min,
-               .extra1         = &one,
+               .extra1         = SYSCTL_ONE,
                .extra2         = &init_net.sctp.rto_max
        },
        {
@@ -137,8 +134,8 @@ static struct ctl_table sctp_net_table[] = {
                .maxlen         = sizeof(int),
                .mode           = 0644,
                .proc_handler   = proc_dointvec_minmax,
-               .extra1         = &zero,
-               .extra2         = &int_max
+               .extra1         = SYSCTL_ZERO,
+               .extra2         = SYSCTL_INT_MAX,
        },
        {
                .procname       = "cookie_preserve_enable",
@@ -160,7 +157,7 @@ static struct ctl_table sctp_net_table[] = {
                .maxlen         = sizeof(unsigned int),
                .mode           = 0644,
                .proc_handler   = proc_dointvec_minmax,
-               .extra1         = &one,
+               .extra1         = SYSCTL_ONE,
                .extra2         = &timer_max
        },
        {
@@ -178,7 +175,7 @@ static struct ctl_table sctp_net_table[] = {
                .maxlen         = sizeof(unsigned int),
                .mode           = 0644,
                .proc_handler   = proc_dointvec_minmax,
-               .extra1         = &one,
+               .extra1         = SYSCTL_ONE,
                .extra2         = &timer_max
        },
        {
@@ -187,8 +184,8 @@ static struct ctl_table sctp_net_table[] = {
                .maxlen         = sizeof(int),
                .mode           = 0644,
                .proc_handler   = proc_dointvec_minmax,
-               .extra1         = &one,
-               .extra2         = &int_max
+               .extra1         = SYSCTL_ONE,
+               .extra2         = SYSCTL_INT_MAX,
        },
        {
                .procname       = "path_max_retrans",
@@ -196,8 +193,8 @@ static struct ctl_table sctp_net_table[] = {
                .maxlen         = sizeof(int),
                .mode           = 0644,
                .proc_handler   = proc_dointvec_minmax,
-               .extra1         = &one,
-               .extra2         = &int_max
+               .extra1         = SYSCTL_ONE,
+               .extra2         = SYSCTL_INT_MAX,
        },
        {
                .procname       = "max_init_retransmits",
@@ -205,8 +202,8 @@ static struct ctl_table sctp_net_table[] = {
                .maxlen         = sizeof(int),
                .mode           = 0644,
                .proc_handler   = proc_dointvec_minmax,
-               .extra1         = &one,
-               .extra2         = &int_max
+               .extra1         = SYSCTL_ONE,
+               .extra2         = SYSCTL_INT_MAX,
        },
        {
                .procname       = "pf_retrans",
@@ -214,8 +211,8 @@ static struct ctl_table sctp_net_table[] = {
                .maxlen         = sizeof(int),
                .mode           = 0644,
                .proc_handler   = proc_dointvec_minmax,
-               .extra1         = &zero,
-               .extra2         = &int_max
+               .extra1         = SYSCTL_ZERO,
+               .extra2         = SYSCTL_INT_MAX,
        },
        {
                .procname       = "sndbuf_policy",
@@ -286,7 +283,7 @@ static struct ctl_table sctp_net_table[] = {
                .maxlen         = sizeof(int),
                .mode           = 0644,
                .proc_handler   = proc_dointvec_minmax,
-               .extra1         = &zero,
+               .extra1         = SYSCTL_ZERO,
                .extra2         = &addr_scope_max,
        },
        {
@@ -295,7 +292,7 @@ static struct ctl_table sctp_net_table[] = {
                .maxlen         = sizeof(int),
                .mode           = 0644,
                .proc_handler   = &proc_dointvec_minmax,
-               .extra1         = &one,
+               .extra1         = SYSCTL_ONE,
                .extra2         = &rwnd_scale_max,
        },
        {