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authorMark Brown <broonie@opensource.wolfsonmicro.com>2010-05-31 14:07:15 +0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2010-05-31 14:07:15 +0400
commite37c83c06c2690157a989df40dc99a6b61c9ea15 (patch)
tree024dfb8b2c9abeec9ca7cb0c0136c276d9aacc91 /fs/nfs/namespace.c
parentce1f7d30766f6549db6fa0b9e595e0d26a5b7d9a (diff)
parent67a3e12b05e055c0415c556a315a3d3eb637e29e (diff)
downloadlinux-e37c83c06c2690157a989df40dc99a6b61c9ea15.tar.xz
Merge commit 'v2.6.35-rc1' into for-2.6.36
Diffstat (limited to 'fs/nfs/namespace.c')
-rw-r--r--fs/nfs/namespace.c21
1 files changed, 15 insertions, 6 deletions
diff --git a/fs/nfs/namespace.c b/fs/nfs/namespace.c
index 40c766782891..db6aa3673cf3 100644
--- a/fs/nfs/namespace.c
+++ b/fs/nfs/namespace.c
@@ -8,6 +8,7 @@
*/
#include <linux/dcache.h>
+#include <linux/gfp.h>
#include <linux/mount.h>
#include <linux/namei.h>
#include <linux/nfs_fs.h>
@@ -104,8 +105,8 @@ static void * nfs_follow_mountpoint(struct dentry *dentry, struct nameidata *nd)
struct vfsmount *mnt;
struct nfs_server *server = NFS_SERVER(dentry->d_inode);
struct dentry *parent;
- struct nfs_fh fh;
- struct nfs_fattr fattr;
+ struct nfs_fh *fh = NULL;
+ struct nfs_fattr *fattr = NULL;
int err;
dprintk("--> nfs_follow_mountpoint()\n");
@@ -114,6 +115,12 @@ static void * nfs_follow_mountpoint(struct dentry *dentry, struct nameidata *nd)
if (IS_ROOT(dentry))
goto out_err;
+ err = -ENOMEM;
+ fh = nfs_alloc_fhandle();
+ fattr = nfs_alloc_fattr();
+ if (fh == NULL || fattr == NULL)
+ goto out_err;
+
dprintk("%s: enter\n", __func__);
dput(nd->path.dentry);
nd->path.dentry = dget(dentry);
@@ -122,16 +129,16 @@ static void * nfs_follow_mountpoint(struct dentry *dentry, struct nameidata *nd)
parent = dget_parent(nd->path.dentry);
err = server->nfs_client->rpc_ops->lookup(parent->d_inode,
&nd->path.dentry->d_name,
- &fh, &fattr);
+ fh, fattr);
dput(parent);
if (err != 0)
goto out_err;
- if (fattr.valid & NFS_ATTR_FATTR_V4_REFERRAL)
+ if (fattr->valid & NFS_ATTR_FATTR_V4_REFERRAL)
mnt = nfs_do_refmount(nd->path.mnt, nd->path.dentry);
else
- mnt = nfs_do_submount(nd->path.mnt, nd->path.dentry, &fh,
- &fattr);
+ mnt = nfs_do_submount(nd->path.mnt, nd->path.dentry, fh,
+ fattr);
err = PTR_ERR(mnt);
if (IS_ERR(mnt))
goto out_err;
@@ -150,6 +157,8 @@ static void * nfs_follow_mountpoint(struct dentry *dentry, struct nameidata *nd)
nd->path.dentry = dget(mnt->mnt_root);
schedule_delayed_work(&nfs_automount_task, nfs_mountpoint_expiry_timeout);
out:
+ nfs_free_fattr(fattr);
+ nfs_free_fhandle(fh);
dprintk("%s: done, returned %d\n", __func__, err);
dprintk("<-- nfs_follow_mountpoint() = %d\n", err);