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| author | Jeff Garzik <jeff@garzik.org> | 2006-04-11 12:51:40 -0400 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2006-04-11 12:51:40 -0400 |
| commit | 10a5fd5e6b7e2d464c9f95f67cade4ddbd63f4e1 (patch) | |
| tree | eddf856286234f28cac747d20eb59d918e1bc8b5 /drivers/s390/block/dasd_proc.c | |
| parent | c2a6585296009379e0f4eff39cdcb108b457ebf2 (diff) | |
| parent | a145410dccdb44f81d3b56763ef9b6f721f4e47c (diff) | |
| download | op-kernel-dev-10a5fd5e6b7e2d464c9f95f67cade4ddbd63f4e1.zip op-kernel-dev-10a5fd5e6b7e2d464c9f95f67cade4ddbd63f4e1.tar.gz | |
Merge branch 'master'
Conflicts:
drivers/scsi/libata-scsi.c
include/linux/libata.h
Diffstat (limited to 'drivers/s390/block/dasd_proc.c')
| -rw-r--r-- | drivers/s390/block/dasd_proc.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c index 1aa3c26..ad23aed 100644 --- a/drivers/s390/block/dasd_proc.c +++ b/drivers/s390/block/dasd_proc.c @@ -294,23 +294,40 @@ out_error: #endif /* CONFIG_DASD_PROFILE */ } +/* + * Create dasd proc-fs entries. + * In case creation failed, cleanup and return -ENOENT. + */ int dasd_proc_init(void) { dasd_proc_root_entry = proc_mkdir("dasd", &proc_root); + if (!dasd_proc_root_entry) + goto out_nodasd; dasd_proc_root_entry->owner = THIS_MODULE; dasd_devices_entry = create_proc_entry("devices", S_IFREG | S_IRUGO | S_IWUSR, dasd_proc_root_entry); + if (!dasd_devices_entry) + goto out_nodevices; dasd_devices_entry->proc_fops = &dasd_devices_file_ops; dasd_devices_entry->owner = THIS_MODULE; dasd_statistics_entry = create_proc_entry("statistics", S_IFREG | S_IRUGO | S_IWUSR, dasd_proc_root_entry); + if (!dasd_statistics_entry) + goto out_nostatistics; dasd_statistics_entry->read_proc = dasd_statistics_read; dasd_statistics_entry->write_proc = dasd_statistics_write; dasd_statistics_entry->owner = THIS_MODULE; return 0; + + out_nostatistics: + remove_proc_entry("devices", dasd_proc_root_entry); + out_nodevices: + remove_proc_entry("dasd", &proc_root); + out_nodasd: + return -ENOENT; } void |
