From 894d2491153a9f8270dbed21175d06fde4eba6c7 Mon Sep 17 00:00:00 2001 From: "Eric W. Biederman" Date: Thu, 5 Nov 2009 14:34:02 -0800 Subject: 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 Cc: Corey Minyard Cc: Greg Kroah-Hartman Cc: Matt Mackall Cc: Herbert Xu Cc: Neil Brown Cc: "James E.J. Bottomley" Acked-by: Clemens Ladisch for drivers/char/hpet.c Signed-off-by: Eric W. Biederman --- drivers/char/random.c | 42 +----------------------------------------- 1 file changed, 1 insertion(+), 41 deletions(-) (limited to 'drivers/char/random.c') diff --git a/drivers/char/random.c b/drivers/char/random.c index 04b505e..bcf680f 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 */ -- cgit v1.1