udf: provide ->tmpfile()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 24 insertions, 0 deletions

diff --git a/fs/udf/namei.c b/fs/udf/namei.c
index 102c072c6bbf..5f6fc17d6bc5 100644
--- a/fs/udf/namei.c
+++ b/fs/udf/namei.c
@@ -594,6 +594,29 @@ static int udf_create(struct inode *dir, struct dentry *dentry, umode_t mode,
         return 0;
 }
 
+static int udf_tmpfile(struct inode *dir, struct dentry *dentry, umode_t mode)
+{
+        struct inode *inode;
+        struct udf_inode_info *iinfo;
+        int err;
+
+        inode = udf_new_inode(dir, mode, &err);
+        if (!inode)
+                return err;
+
+        iinfo = UDF_I(inode);
+        if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB)
+                inode->i_data.a_ops = &udf_adinicb_aops;
+        else
+                inode->i_data.a_ops = &udf_aops;
+        inode->i_op = &udf_file_inode_operations;
+        inode->i_fop = &udf_file_operations;
+        mark_inode_dirty(inode);
+
+        d_tmpfile(dentry, inode);
+        return 0;
+}
+
 static int udf_mknod(struct inode *dir, struct dentry *dentry, umode_t mode,
                      dev_t rdev)
 {
@@ -1311,6 +1334,7 @@ const struct inode_operations udf_dir_inode_operations = {
         .rmdir                          = udf_rmdir,
         .mknod                          = udf_mknod,
         .rename                         = udf_rename,
+        .tmpfile                        = udf_tmpfile,
 };
 const struct inode_operations udf_symlink_inode_operations = {
         .readlink       = generic_readlink,