5.15-stable review patch. If anyone has any objections, please let me know.
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From: Jan Kara jack@suse.cz
[ Upstream commit 200918b34d158cdaee531db7e0c80b92c57e66f1 ]
Convert udf_lookup() to use udf_fiiter_find_entry() for looking up directory entries.
Signed-off-by: Jan Kara jack@suse.cz Signed-off-by: Thadeu Lima de Souza Cascardo cascardo@igalia.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- fs/udf/namei.c | 19 ++++++++----------- 1 file changed, 8 insertions(+), 11 deletions(-)
--- a/fs/udf/namei.c +++ b/fs/udf/namei.c @@ -366,25 +366,22 @@ static struct dentry *udf_lookup(struct unsigned int flags) { struct inode *inode = NULL; - struct fileIdentDesc cfi; - struct udf_fileident_bh fibh; - struct fileIdentDesc *fi; + struct udf_fileident_iter iter; + int err;
if (dentry->d_name.len > UDF_NAME_LEN) return ERR_PTR(-ENAMETOOLONG);
- fi = udf_find_entry(dir, &dentry->d_name, &fibh, &cfi); - if (IS_ERR(fi)) - return ERR_CAST(fi); + err = udf_fiiter_find_entry(dir, &dentry->d_name, &iter); + if (err < 0 && err != -ENOENT) + return ERR_PTR(err);
- if (fi) { + if (err == 0) { struct kernel_lb_addr loc;
- if (fibh.sbh != fibh.ebh) - brelse(fibh.ebh); - brelse(fibh.sbh); + loc = lelb_to_cpu(iter.fi.icb.extLocation); + udf_fiiter_release(&iter);
- loc = lelb_to_cpu(cfi.icb.extLocation); inode = udf_iget(dir->i_sb, &loc); if (IS_ERR(inode)) return ERR_CAST(inode);