sysctl drivers: Remove dead binary sysctl support

Now that sys_sysctl is a wrapper around /proc/sys all of
the binary sysctl support elsewhere in the tree is
dead code.

Cc: Jens Axboe <axboe@kernel.dk>
Cc: Corey Minyard <minyard@acm.org>
Cc: Greg Kroah-Hartman <gregkh@suse.de>
Cc: Matt Mackall <mpm@selenic.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Neil Brown <neilb@suse.de>
Cc: "James E.J. Bottomley" <James.Bottomley@suse.de>
Acked-by: Clemens Ladisch <clemens@ladisch.de> for drivers/char/hpet.c
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>

5 files changed, 12 insertions, 67 deletions

diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index 70a770ac0138..a05a6112240b 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -675,36 +675,33 @@ static int hpet_is_known(struct hpet_data *hdp)
 
 static ctl_table hpet_table[] = {
         {
-         .ctl_name = CTL_UNNUMBERED,
          .procname = "max-user-freq",
          .data = &hpet_max_freq,
          .maxlen = sizeof(int),
          .mode = 0644,
          .proc_handler = &proc_dointvec,
          },
-        {.ctl_name = 0}
+        {}
 };
 
 static ctl_table hpet_root[] = {
         {
-         .ctl_name = CTL_UNNUMBERED,
          .procname = "hpet",
          .maxlen = 0,
          .mode = 0555,
          .child = hpet_table,
          },
-        {.ctl_name = 0}
+        {}
 };
 
 static ctl_table dev_root[] = {
         {
-         .ctl_name = CTL_DEV,
          .procname = "dev",
          .maxlen = 0,
          .mode = 0555,
          .child = hpet_root,
          },
-        {.ctl_name = 0}
+        {}
 };
 
 static struct ctl_table_header *sysctl_header;
diff --git a/drivers/char/ipmi/ipmi_poweroff.c b/drivers/char/ipmi/ipmi_poweroff.c
index 2e66b5f773dd..aa39722696dd 100644
--- a/drivers/char/ipmi/ipmi_poweroff.c
+++ b/drivers/char/ipmi/ipmi_poweroff.c
@@ -660,8 +660,7 @@ static struct ipmi_smi_watcher smi_watcher = {
 #include <linux/sysctl.h>
 
 static ctl_table ipmi_table[] = {
-        { .ctl_name     = DEV_IPMI_POWEROFF_POWERCYCLE,
-          .procname     = "poweroff_powercycle",
+        { .procname     = "poweroff_powercycle",
           .data         = &poweroff_powercycle,
           .maxlen       = sizeof(poweroff_powercycle),
           .mode         = 0644,
@@ -670,16 +669,14 @@ static ctl_table ipmi_table[] = {
 };
 
 static ctl_table ipmi_dir_table[] = {
-        { .ctl_name     = DEV_IPMI,
-          .procname     = "ipmi",
+        { .procname     = "ipmi",
           .mode         = 0555,
           .child        = ipmi_table },
         { }
 };
 
 static ctl_table ipmi_root_table[] = {
-        { .ctl_name     = CTL_DEV,
-          .procname     = "dev",
+        { .procname     = "dev",
           .mode         = 0555,
           .child        = ipmi_dir_table },
         { }
diff --git a/drivers/char/pty.c b/drivers/char/pty.c
index 62f282e67638..d516e9ced3c2 100644
--- a/drivers/char/pty.c
+++ b/drivers/char/pty.c
@@ -431,30 +431,25 @@ static struct cdev ptmx_cdev;
 
 static struct ctl_table pty_table[] = {
         {
-                .ctl_name       = PTY_MAX,
                 .procname       = "max",
                 .maxlen         = sizeof(int),
                 .mode           = 0644,
                 .data           = &pty_limit,
                 .proc_handler   = &proc_dointvec_minmax,
-                .strategy       = &sysctl_intvec,
                 .extra1         = &pty_limit_min,
                 .extra2         = &pty_limit_max,
         }, {
-                .ctl_name       = PTY_NR,
                 .procname       = "nr",
                 .maxlen         = sizeof(int),
                 .mode           = 0444,
                 .data           = &pty_count,
                 .proc_handler   = &proc_dointvec,
-        }, {
-                .ctl_name       = 0
-        }
+        }, 
+        {}
 };
 
 static struct ctl_table pty_kern_table[] = {
         {
-                .ctl_name       = KERN_PTY,
                 .procname       = "pty",
                 .mode           = 0555,
                 .child          = pty_table,
@@ -464,7 +459,6 @@ static struct ctl_table pty_kern_table[] = {
 
 static struct ctl_table pty_root_table[] = {
         {
-                .ctl_name       = CTL_KERN,
                 .procname       = "kernel",
                 .mode           = 0555,
                 .child          = pty_kern_table,
diff --git a/drivers/char/random.c b/drivers/char/random.c
index 04b505e5a5e2..bcf680f9ff58 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -1257,40 +1257,9 @@ static int proc_do_uuid(ctl_table *table, int write,
         return proc_dostring(&fake_table, write, buffer, lenp, ppos);
 }
 
-static int uuid_strategy(ctl_table *table,
-                         void __user *oldval, size_t __user *oldlenp,
-                         void __user *newval, size_t newlen)
-{
-        unsigned char tmp_uuid[16], *uuid;
-        unsigned int len;
-
-        if (!oldval || !oldlenp)
-                return 1;
-
-        uuid = table->data;
-        if (!uuid) {
-                uuid = tmp_uuid;
-                uuid[8] = 0;
-        }
-        if (uuid[8] == 0)
-                generate_random_uuid(uuid);
-
-        if (get_user(len, oldlenp))
-                return -EFAULT;
-        if (len) {
-                if (len > 16)
-                        len = 16;
-                if (copy_to_user(oldval, uuid, len) ||
-                    put_user(len, oldlenp))
-                        return -EFAULT;
-        }
-        return 1;
-}
-
 static int sysctl_poolsize = INPUT_POOL_WORDS * 32;
 ctl_table random_table[] = {
         {
-                .ctl_name       = RANDOM_POOLSIZE,
                 .procname       = "poolsize",
                 .data           = &sysctl_poolsize,
                 .maxlen         = sizeof(int),
@@ -1298,7 +1267,6 @@ ctl_table random_table[] = {
                 .proc_handler   = &proc_dointvec,
         },
         {
-                .ctl_name       = RANDOM_ENTROPY_COUNT,
                 .procname       = "entropy_avail",
                 .maxlen         = sizeof(int),
                 .mode           = 0444,
@@ -1306,45 +1274,37 @@ ctl_table random_table[] = {
                 .data           = &input_pool.entropy_count,
         },
         {
-                .ctl_name       = RANDOM_READ_THRESH,
                 .procname       = "read_wakeup_threshold",
                 .data           = &random_read_wakeup_thresh,
                 .maxlen         = sizeof(int),
                 .mode           = 0644,
                 .proc_handler   = &proc_dointvec_minmax,
-                .strategy       = &sysctl_intvec,
                 .extra1         = &min_read_thresh,
                 .extra2         = &max_read_thresh,
         },
         {
-                .ctl_name       = RANDOM_WRITE_THRESH,
                 .procname       = "write_wakeup_threshold",
                 .data           = &random_write_wakeup_thresh,
                 .maxlen         = sizeof(int),
                 .mode           = 0644,
                 .proc_handler   = &proc_dointvec_minmax,
-                .strategy       = &sysctl_intvec,
                 .extra1         = &min_write_thresh,
                 .extra2         = &max_write_thresh,
         },
         {
-                .ctl_name       = RANDOM_BOOT_ID,
                 .procname       = "boot_id",
                 .data           = &sysctl_bootid,
                 .maxlen         = 16,
                 .mode           = 0444,
                 .proc_handler   = &proc_do_uuid,
-                .strategy       = &uuid_strategy,
         },
         {
-                .ctl_name       = RANDOM_UUID,
                 .procname       = "uuid",
                 .maxlen         = 16,
                 .mode           = 0444,
                 .proc_handler   = &proc_do_uuid,
-                .strategy       = &uuid_strategy,
         },
-        { .ctl_name = 0 }
+        { }
 };
 #endif  /* CONFIG_SYSCTL */
 
diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c
index bc4ab3e54550..37bfe23c218e 100644
--- a/drivers/char/rtc.c
+++ b/drivers/char/rtc.c
@@ -282,34 +282,31 @@ static irqreturn_t rtc_interrupt(int irq, void *dev_id)
  */
 static ctl_table rtc_table[] = {
         {
-                .ctl_name       = CTL_UNNUMBERED,
                 .procname       = "max-user-freq",
                 .data           = &rtc_max_user_freq,
                 .maxlen         = sizeof(int),
                 .mode           = 0644,
                 .proc_handler   = &proc_dointvec,
         },
-        { .ctl_name = 0 }
+        { }
 };
 
 static ctl_table rtc_root[] = {
         {
-                .ctl_name       = CTL_UNNUMBERED,
                 .procname       = "rtc",
                 .mode           = 0555,
                 .child          = rtc_table,
         },
-        { .ctl_name = 0 }
+        { }
 };
 
 static ctl_table dev_root[] = {
         {
-                .ctl_name       = CTL_DEV,
                 .procname       = "dev",
                 .mode           = 0555,
                 .child          = rtc_root,
         },
-        { .ctl_name = 0 }
+        { }
 };
 
 static struct ctl_table_header *sysctl_header;