AuxXxilium/linux_dsm_epyc7002
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[ATM]: When proc_create() fails, do some error handling work and return -ENOMEM.

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Signed-off-by: Wang Chen <wangchen@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Wang Chen 2008-03-23 21:45:36 -07:00 committed by David S. Miller
parent da990a2402
commit dbee0d3f46
2 changed files with 20 additions and 3 deletions
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19
net/atm/clip.c
View File

@ -947,6 +947,8 @@ static const struct file_operations arp_seq_fops = {
};
#endif
static void atm_clip_exit_noproc(void);
static int __init atm_clip_init(void)
{
neigh_table_init_no_netlink(&clip_tbl);
@ -963,18 +965,22 @@ static int __init atm_clip_init(void)
struct proc_dir_entry *p;
p = proc_create("arp", S_IRUGO, atm_proc_root, &arp_seq_fops);
if (!p) {
printk(KERN_ERR "Unable to initialize "
"/proc/net/atm/arp\n");
atm_clip_exit_noproc();
return -ENOMEM;
}
}
#endif
return 0;
}
static void __exit atm_clip_exit(void)
static void atm_clip_exit_noproc(void)
{
struct net_device *dev, *next;
remove_proc_entry("arp", atm_proc_root);
unregister_inetaddr_notifier(&clip_inet_notifier);
unregister_netdevice_notifier(&clip_dev_notifier);
@ -1005,6 +1011,13 @@ static void __exit atm_clip_exit(void)
clip_tbl_hook = NULL;
}
static void __exit atm_clip_exit(void)
{
remove_proc_entry("arp", atm_proc_root);
atm_clip_exit_noproc();
}
module_init(atm_clip_init);
module_exit(atm_clip_exit);
MODULE_AUTHOR("Werner Almesberger");

4
net/atm/lec.c
View File

@ -1250,6 +1250,10 @@ static int __init lane_module_init(void)
struct proc_dir_entry *p;
p = proc_create("lec", S_IRUGO, atm_proc_root, &lec_seq_fops);
if (!p) {
printk(KERN_ERR "Unable to initialize /proc/net/atm/lec\n");
return -ENOMEM;
}
#endif
register_atm_ioctl(&lane_ioctl_ops);