diff options
Diffstat (limited to 'drivers/s390/char/sclp_async.c')
| -rw-r--r-- | drivers/s390/char/sclp_async.c | 28 |
1 files changed, 10 insertions, 18 deletions
diff --git a/drivers/s390/char/sclp_async.c b/drivers/s390/char/sclp_async.c index bf4a9f455d8e..3c20aa131180 100644 --- a/drivers/s390/char/sclp_async.c +++ b/drivers/s390/char/sclp_async.c @@ -170,39 +170,31 @@ static int __init sclp_async_init(void) rc = sclp_register(&sclp_async_register); if (rc) return rc; - callhome_sysctl_header = register_sysctl_table(kern_dir_table); - if (!callhome_sysctl_header) { - rc = -ENOMEM; - goto out_sclp; - } - if (!(sclp_async_register.sclp_receive_mask & EVTYP_ASYNC_MASK)) { - rc = -EOPNOTSUPP; + rc = -EOPNOTSUPP; + if (!(sclp_async_register.sclp_receive_mask & EVTYP_ASYNC_MASK)) goto out_sclp; - } rc = -ENOMEM; + callhome_sysctl_header = register_sysctl_table(kern_dir_table); + if (!callhome_sysctl_header) + goto out_sclp; request = kzalloc(sizeof(struct sclp_req), GFP_KERNEL); - if (!request) - goto out_sys; sccb = (struct sclp_async_sccb *) get_zeroed_page(GFP_KERNEL | GFP_DMA); - if (!sccb) + if (!request || !sccb) goto out_mem; - rc = atomic_notifier_chain_register(&panic_notifier_list, - &call_home_panic_nb); + rc = atomic_notifier_chain_register(&panic_notifier_list, + &call_home_panic_nb); if (rc) goto out_mem; - strncpy(nodename, init_utsname()->nodename, 64); - return 0; - + goto out; out_mem: kfree(request); free_page((unsigned long) sccb); -out_sys: unregister_sysctl_table(callhome_sysctl_header); out_sclp: sclp_unregister(&sclp_async_register); +out: return rc; - } module_init(sclp_async_init); |