Chuck Lever wrote:
>
> On Jun 3, 2009, at 3:52 PM, Jeff Layton wrote:
>
>> Allow nfssvc_setfds to properly deal with AF_INET6.
>>
>> IPv6 sockets for knfsd can't be allowed to accept IPv4 packets. Set the
>> correct option to prevent that from occurring on IPv6 sockets.
>>
>> Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>
>> ---
>> support/nfs/nfssvc.c | 14 ++++++++++++++
>> 1 files changed, 14 insertions(+), 0 deletions(-)
>>
>> diff --git a/support/nfs/nfssvc.c b/support/nfs/nfssvc.c
>> index 89fb5be..19f1a4c 100644
>> --- a/support/nfs/nfssvc.c
>> +++ b/support/nfs/nfssvc.c
>> @@ -76,6 +76,11 @@ nfssvc_setfds(const struct addrinfo *hints, const
>> char *node, const char *port)
>> case AF_INET:
>> family = "inet";
>> break;
>> +#ifdef IPV6_SUPPORTED
>> + case AF_INET6:
>> + family = "inet6";
>> + break;
>> +#endif /* IPV6_SUPPORTED */
>> default:
>> xlog(L_ERROR, "Unknown address family specified: %d\n",
>> hints->ai_family);
>> @@ -123,6 +128,15 @@ nfssvc_setfds(const struct addrinfo *hints, const
>> char *node, const char *port)
>> rc = errno;
>> goto error;
>> }
>> +#ifdef IPV6_SUPPORTED
>> + if (addr->ai_family == AF_INET6 &&
>> + setsockopt(sockfd, IPPROTO_IPV6, IPV6_V6ONLY, &on,
>> sizeof(on))) {
>> + xlog(L_ERROR, "unable to set IPV6_V6ONLY: "
>> + "errno %d (%s)\n", errno, strerror(errno));
>
> I'm still looking at the other patches, but I notice you could use %m
> here too.
I kinda like having both... the errno *and* the error string...
steved.
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