[IPV6]: make inet6_register_protosw to return an error code

This patch makes the inet6_register_protosw to return an error code.
The different protocols can be aware the registration was successful or
not and can pass the error to the initial caller, af_inet6.

Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/net/protocol.h b/include/net/protocol.h
index 1166ffb4b3ec..ad8c584233a6 100644
--- a/include/net/protocol.h
+++ b/include/net/protocol.h
@@ -102,7 +102,7 @@ extern void	inet_unregister_protosw(struct inet_protosw *p);
 #if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
 extern int      inet6_add_protocol(struct inet6_protocol *prot, unsigned char num);
 extern int      inet6_del_protocol(struct inet6_protocol *prot, unsigned char num);
-extern void     inet6_register_protosw(struct inet_protosw *p);
+extern int      inet6_register_protosw(struct inet_protosw *p);
 extern void     inet6_unregister_protosw(struct inet_protosw *p);
 #endif