[NETNS][IPV6]: Make ipv6_sysctl_register to return a value.

This patch makes the function ipv6_sysctl_register to return a
value. The af_inet6 init function is now able to handle an error and
catch it from the initialization of the sysctl.

Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Daniel Lezcano 2008-01-10 02:47:55 -08:00 committed by David S. Miller
parent 50dd79653e
commit 291480c09a
3 changed files with 12 additions and 4 deletions

View File

@ -622,7 +622,7 @@ static inline int snmp6_unregister_dev(struct inet6_dev *idev)
extern ctl_table ipv6_route_table[];
extern ctl_table ipv6_icmp_table[];
extern void ipv6_sysctl_register(void);
extern int ipv6_sysctl_register(void);
extern void ipv6_sysctl_unregister(void);
#endif

View File

@ -783,7 +783,9 @@ static int __init inet6_init(void)
*/
#ifdef CONFIG_SYSCTL
ipv6_sysctl_register();
err = ipv6_sysctl_register();
if (err)
goto sysctl_fail;
#endif
err = icmpv6_init(&inet6_family_ops);
if (err)
@ -897,6 +899,7 @@ ndisc_fail:
icmp_fail:
#ifdef CONFIG_SYSCTL
ipv6_sysctl_unregister();
sysctl_fail:
#endif
cleanup_ipv6_mibs();
out_unregister_sock:

View File

@ -91,10 +91,15 @@ EXPORT_SYMBOL_GPL(net_ipv6_ctl_path);
static struct ctl_table_header *ipv6_sysctl_header;
void ipv6_sysctl_register(void)
int ipv6_sysctl_register(void)
{
ipv6_sysctl_header = register_sysctl_paths(net_ipv6_ctl_path,
ipv6_table);
ipv6_table);
if (!ipv6_sysctl_header)
return -ENOMEM;
return 0;
}
void ipv6_sysctl_unregister(void)