diff mbox series

[08/20] udf: Convert udf_get_parent() to new directory iteration code

Message ID 20221216152656.6236-8-jack@suse.cz (mailing list archive)
State New, archived
Headers show
Series udf: Fix various syzbot reports | expand

Commit Message

Jan Kara Dec. 16, 2022, 3:24 p.m. UTC 
Convert udf_get_parent() to use udf_fiiter_find_entry().

Signed-off-by: Jan Kara <jack@suse.cz>
---
 fs/udf/namei.c | 16 +++++++---------
 1 file changed, 7 insertions(+), 9 deletions(-)
diff mbox series

Patch

diff --git a/fs/udf/namei.c b/fs/udf/namei.c
index efc75cf5722d..812786050617 100644
--- a/fs/udf/namei.c
+++ b/fs/udf/namei.c
@@ -1367,17 +1367,15 @@  static struct dentry *udf_get_parent(struct dentry *child)
 {
 	struct kernel_lb_addr tloc;
 	struct inode *inode = NULL;
-	struct fileIdentDesc cfi;
-	struct udf_fileident_bh fibh;
-
-	if (!udf_find_entry(d_inode(child), &dotdot_name, &fibh, &cfi))
-		return ERR_PTR(-EACCES);
+	struct udf_fileident_iter iter;
+	int err;
 
-	if (fibh.sbh != fibh.ebh)
-		brelse(fibh.ebh);
-	brelse(fibh.sbh);
+	err = udf_fiiter_find_entry(d_inode(child), &dotdot_name, &iter);
+	if (err)
+		return ERR_PTR(err);
 
-	tloc = lelb_to_cpu(cfi.icb.extLocation);
+	tloc = lelb_to_cpu(iter.fi.icb.extLocation);
+	udf_fiiter_release(&iter);
 	inode = udf_iget(child->d_sb, &tloc);
 	if (IS_ERR(inode))
 		return ERR_CAST(inode);