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From: Al Viro <viro@zeniv.linux.org.uk>
To: linux-fsdevel@vger.kernel.org
Cc: v9fs@lists.linux.dev, miklos@szeredi.hu, agruenba@redhat.com,
	linux-nfs@vger.kernel.org, hansg@kernel.org,
	linux-cifs@vger.kernel.org
Subject: [PATCH 1/9] allow finish_no_open(file, ERR_PTR(-E...))
Date: Thu, 18 Sep 2025 00:27:28 +0100	[thread overview]
Message-ID: <20250917232736.2556586-1-viro@zeniv.linux.org.uk> (raw)
In-Reply-To: <20250917232416.GG39973@ZenIV>

... allowing any ->lookup() return value to be passed to it.

Reviewed-by: NeilBrown <neil@brown.name>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 fs/open.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/fs/open.c b/fs/open.c
index 9655158c3885..4890b13461c7 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -1059,18 +1059,20 @@ EXPORT_SYMBOL(finish_open);
  * finish_no_open - finish ->atomic_open() without opening the file
  *
  * @file: file pointer
- * @dentry: dentry or NULL (as returned from ->lookup())
+ * @dentry: dentry, ERR_PTR(-E...) or NULL (as returned from ->lookup())
  *
- * This can be used to set the result of a successful lookup in ->atomic_open().
+ * This can be used to set the result of a lookup in ->atomic_open().
  *
  * NB: unlike finish_open() this function does consume the dentry reference and
  * the caller need not dput() it.
  *
- * Returns "0" which must be the return value of ->atomic_open() after having
- * called this function.
+ * Returns 0 or -E..., which must be the return value of ->atomic_open() after
+ * having called this function.
  */
 int finish_no_open(struct file *file, struct dentry *dentry)
 {
+	if (IS_ERR(dentry))
+		return PTR_ERR(dentry);
 	file->f_path.dentry = dentry;
 	return 0;
 }
-- 
2.47.3


  reply	other threads:[~2025-09-17 23:27 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-17 23:24 [PATCHES] finish_no_open() calling conventions change Al Viro
2025-09-17 23:27 ` Al Viro [this message]
2025-09-17 23:27   ` [PATCH 2/9] 9p: simplify v9fs_vfs_atomic_open() Al Viro
2025-09-17 23:27   ` [PATCH 3/9] 9p: simplify v9fs_vfs_atomic_open_dotl() Al Viro
2025-09-17 23:27   ` [PATCH 4/9] simplify cifs_atomic_open() Al Viro
2025-09-17 23:27   ` [PATCH 5/9] simplify vboxsf_dir_atomic_open() Al Viro
2025-09-18  7:34     ` Hans de Goede
2025-09-17 23:27   ` [PATCH 6/9] simplify nfs_atomic_open_v23() Al Viro
2025-09-17 23:27   ` [PATCH 7/9] simplify fuse_atomic_open() Al Viro
2025-09-19  9:16     ` Miklos Szeredi
2025-09-17 23:27   ` [PATCH 8/9] simplify gfs2_atomic_open() Al Viro
2025-09-17 23:27   ` [PATCH 9/9] slightly simplify nfs_atomic_open() Al Viro

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