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authorMark Brown <broonie@opensource.wolfsonmicro.com>2013-02-14 20:13:19 +0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2013-02-14 20:13:19 +0400
commitf2e5d078f7f02d4289db31f5f63e23e39914075e (patch)
treec739a3e70846284ae2ce3d98cecc2be1ffebe2e2 /fs/exportfs/expfs.c
parentc66a566afbe6e2c94b1ae70f70cc1e3d4c73639b (diff)
parent836dc9e3fbbab0c30aa6e664417225f5c1fb1c39 (diff)
downloadlinux-f2e5d078f7f02d4289db31f5f63e23e39914075e.tar.xz
Merge tag 'v3.8-rc7' into regulator-core
Linux 3.8-rc7
Diffstat (limited to 'fs/exportfs/expfs.c')
-rw-r--r--fs/exportfs/expfs.c23
1 files changed, 16 insertions, 7 deletions
diff --git a/fs/exportfs/expfs.c b/fs/exportfs/expfs.c
index 29ab099e3e08..5df4bb4aab14 100644
--- a/fs/exportfs/expfs.c
+++ b/fs/exportfs/expfs.c
@@ -322,10 +322,10 @@ static int export_encode_fh(struct inode *inode, struct fid *fid,
if (parent && (len < 4)) {
*max_len = 4;
- return 255;
+ return FILEID_INVALID;
} else if (len < 2) {
*max_len = 2;
- return 255;
+ return FILEID_INVALID;
}
len = 2;
@@ -341,10 +341,21 @@ static int export_encode_fh(struct inode *inode, struct fid *fid,
return type;
}
+int exportfs_encode_inode_fh(struct inode *inode, struct fid *fid,
+ int *max_len, struct inode *parent)
+{
+ const struct export_operations *nop = inode->i_sb->s_export_op;
+
+ if (nop && nop->encode_fh)
+ return nop->encode_fh(inode, fid->raw, max_len, parent);
+
+ return export_encode_fh(inode, fid, max_len, parent);
+}
+EXPORT_SYMBOL_GPL(exportfs_encode_inode_fh);
+
int exportfs_encode_fh(struct dentry *dentry, struct fid *fid, int *max_len,
int connectable)
{
- const struct export_operations *nop = dentry->d_sb->s_export_op;
int error;
struct dentry *p = NULL;
struct inode *inode = dentry->d_inode, *parent = NULL;
@@ -357,10 +368,8 @@ int exportfs_encode_fh(struct dentry *dentry, struct fid *fid, int *max_len,
*/
parent = p->d_inode;
}
- if (nop->encode_fh)
- error = nop->encode_fh(inode, fid->raw, max_len, parent);
- else
- error = export_encode_fh(inode, fid, max_len, parent);
+
+ error = exportfs_encode_inode_fh(inode, fid, max_len, parent);
dput(p);
return error;