Commit 0d0f0c19 authored by Chuck Lever's avatar Chuck Lever Committed by Trond Myklebust

NFS: Set default port for NFSv4, with support for AF_INET6

Create a helper function to set the default NFS port for NFSv4 mount
points.  The helper supports both AF_INET and AF_INET6 family addresses.
Signed-off-by: default avatarChuck Lever <chuck.lever@oracle.com>
Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent 04dcd6e3
......@@ -1595,6 +1595,28 @@ static void nfs4_fill_super(struct super_block *sb)
nfs_initialise_sb(sb);
}
/*
* If the user didn't specify a port, set the port number to
* the NFS version 4 default port.
*/
static void nfs4_default_port(struct sockaddr *sap)
{
switch (sap->sa_family) {
case AF_INET: {
struct sockaddr_in *ap = (struct sockaddr_in *)sap;
if (ap->sin_port == 0)
ap->sin_port = htons(NFS_PORT);
break;
}
case AF_INET6: {
struct sockaddr_in6 *ap = (struct sockaddr_in6 *)sap;
if (ap->sin6_port == 0)
ap->sin6_port = htons(NFS_PORT);
break;
}
}
}
/*
* Validate NFSv4 mount options
*/
......@@ -1628,12 +1650,13 @@ static int nfs4_validate_mount_data(void *options,
data->host_addr,
sizeof(args->nfs_server.address)))
return -EFAULT;
if (args->nfs_server.address.sin_port == 0)
args->nfs_server.address.sin_port = htons(NFS_PORT);
if (!nfs_verify_server_address((struct sockaddr *)
&args->nfs_server.address))
goto out_no_address;
nfs4_default_port((struct sockaddr *)
&args->nfs_server.address);
switch (data->auth_flavourlen) {
case 0:
args->auth_flavors[0] = RPC_AUTH_UNIX;
......@@ -1687,12 +1710,13 @@ static int nfs4_validate_mount_data(void *options,
if (nfs_parse_mount_options((char *)options, args) == 0)
return -EINVAL;
if (args->nfs_server.address.sin_port == 0)
args->nfs_server.address.sin_port = htons(NFS_PORT);
if (!nfs_verify_server_address((struct sockaddr *)
&args->nfs_server.address))
return -EINVAL;
nfs4_default_port((struct sockaddr *)
&args->nfs_server.address);
switch (args->auth_flavor_len) {
case 0:
args->auth_flavors[0] = RPC_AUTH_UNIX;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment