This patch makes the function ipv6_sysctl_register to return a
value. The af_inet6 init function is now able to catch and handle
an error from the initialization of the sysctl.
Signed-off-by: Daniel Lezcano <[EMAIL PROTECTED]>
---
include/net/ipv6.h | 2 +-
net/ipv6/af_inet6.c | 5 ++++-
net/ipv6/sysctl_net_ipv6.c | 6 +++++-
3 files changed, 10 insertions(+), 3 deletions(-)
Index: net-2.6.25/include/net/ipv6.h
===================================================================
--- net-2.6.25.orig/include/net/ipv6.h
+++ net-2.6.25/include/net/ipv6.h
@@ -620,7 +620,7 @@ static inline int snmp6_unregister_dev(s
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
Index: net-2.6.25/net/ipv6/af_inet6.c
===================================================================
--- net-2.6.25.orig/net/ipv6/af_inet6.c
+++ net-2.6.25/net/ipv6/af_inet6.c
@@ -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:
Index: net-2.6.25/net/ipv6/sysctl_net_ipv6.c
===================================================================
--- net-2.6.25.orig/net/ipv6/sysctl_net_ipv6.c
+++ net-2.6.25/net/ipv6/sysctl_net_ipv6.c
@@ -90,9 +90,13 @@ static struct ctl_path 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(ipv6_ctl_path, ipv6_table);
+ if (!ipv6_sysctl_header)
+ return -ENOMEM;
+
+ return 0;
}
void ipv6_sysctl_unregister(void)
--
--
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