regulator: Fix check of unsigned return value and transmit errors in wm831x_gp_ldo_ge...
[safe/jmp/linux-2.6] / drivers / scsi / scsi_sysctl.c
1 /*
2  * Copyright (C) 2003 Christoph Hellwig.
3  *      Released under GPL v2.
4  */
5
6 #include <linux/errno.h>
7 #include <linux/init.h>
8 #include <linux/kernel.h>
9 #include <linux/sysctl.h>
10
11 #include "scsi_logging.h"
12 #include "scsi_priv.h"
13
14
15 static ctl_table scsi_table[] = {
16         { .ctl_name     = DEV_SCSI_LOGGING_LEVEL,
17           .procname     = "logging_level",
18           .data         = &scsi_logging_level,
19           .maxlen       = sizeof(scsi_logging_level),
20           .mode         = 0644,
21           .proc_handler = &proc_dointvec },
22         { }
23 };
24
25 static ctl_table scsi_dir_table[] = {
26         { .ctl_name     = DEV_SCSI,
27           .procname     = "scsi",
28           .mode         = 0555,
29           .child        = scsi_table },
30         { }
31 };
32
33 static ctl_table scsi_root_table[] = {
34         { .ctl_name     = CTL_DEV,
35           .procname     = "dev",
36           .mode         = 0555,
37           .child        = scsi_dir_table },
38         { }
39 };
40
41 static struct ctl_table_header *scsi_table_header;
42
43 int __init scsi_init_sysctl(void)
44 {
45         scsi_table_header = register_sysctl_table(scsi_root_table);
46         if (!scsi_table_header)
47                 return -ENOMEM;
48         return 0;
49 }
50
51 void scsi_exit_sysctl(void)
52 {
53         unregister_sysctl_table(scsi_table_header);
54 }