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authorDavid Howells <dhowells@redhat.com>2019-06-26 21:02:33 +0100
committerDavid Howells <dhowells@redhat.com>2019-06-27 23:02:12 +0100
commita58946c158a040068e7c94dc1d58bbd273258068 (patch)
treee655258b700359cdfd9f762c099b7587dc0eed9b /fs/afs
parent9b242610514fe387ef957bce05e1fdd3efd60359 (diff)
keys: Pass the network namespace into request_key mechanism
Create a request_key_net() function and use it to pass the network namespace domain tag into DNS revolver keys and rxrpc/AFS keys so that keys for different domains can coexist in the same keyring. Signed-off-by: David Howells <dhowells@redhat.com> cc: netdev@vger.kernel.org cc: linux-nfs@vger.kernel.org cc: linux-cifs@vger.kernel.org cc: linux-afs@lists.infradead.org
Diffstat (limited to 'fs/afs')
-rw-r--r--fs/afs/addr_list.c4
-rw-r--r--fs/afs/dynroot.c8
2 files changed, 7 insertions, 5 deletions
diff --git a/fs/afs/addr_list.c b/fs/afs/addr_list.c
index 9eaff55df7b4..6b1e8fc6c954 100644
--- a/fs/afs/addr_list.c
+++ b/fs/afs/addr_list.c
@@ -250,8 +250,8 @@ struct afs_vlserver_list *afs_dns_query(struct afs_cell *cell, time64_t *_expiry
_enter("%s", cell->name);
- ret = dns_query("afsdb", cell->name, cell->name_len, "srv=1",
- &result, _expiry, true);
+ ret = dns_query(cell->net->net, "afsdb", cell->name, cell->name_len,
+ "srv=1", &result, _expiry, true);
if (ret < 0) {
_leave(" = %d [dns]", ret);
return ERR_PTR(ret);
diff --git a/fs/afs/dynroot.c b/fs/afs/dynroot.c
index af1689d1f32e..b075605b0c45 100644
--- a/fs/afs/dynroot.c
+++ b/fs/afs/dynroot.c
@@ -28,6 +28,7 @@ const struct file_operations afs_dynroot_file_operations = {
static int afs_probe_cell_name(struct dentry *dentry)
{
struct afs_cell *cell;
+ struct afs_net *net = afs_d2net(dentry);
const char *name = dentry->d_name.name;
size_t len = dentry->d_name.len;
int ret;
@@ -40,13 +41,14 @@ static int afs_probe_cell_name(struct dentry *dentry)
len--;
}
- cell = afs_lookup_cell_rcu(afs_d2net(dentry), name, len);
+ cell = afs_lookup_cell_rcu(net, name, len);
if (!IS_ERR(cell)) {
- afs_put_cell(afs_d2net(dentry), cell);
+ afs_put_cell(net, cell);
return 0;
}
- ret = dns_query("afsdb", name, len, "srv=1", NULL, NULL, false);
+ ret = dns_query(net->net, "afsdb", name, len, "srv=1",
+ NULL, NULL, false);
if (ret == -ENODATA)
ret = -EDESTADDRREQ;
return ret;