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authorChristian Brauner <brauner@kernel.org>2025-11-23 17:33:24 +0100
committerChristian Brauner <brauner@kernel.org>2025-11-28 12:42:31 +0100
commit416b0d16590b1b79d18990e62f5a95f96ec554b7 (patch)
tree0990123ca93b47541c7e5646292e7e339b227fd7 /fs/namespace.c
parent542a40654342ecefe75e2786c086ac5950d96fa3 (diff)
namespace: convert open_tree_attr() to FD_PREPARE()
Link: https://patch.msgid.link/20251123-work-fd-prepare-v4-6-b6efa1706cfd@kernel.org Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'fs/namespace.c')
-rw-r--r--fs/namespace.c19
1 files changed, 6 insertions, 13 deletions
diff --git a/fs/namespace.c b/fs/namespace.c
index 3cf3fa27117d..0c4024558c13 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -5023,19 +5023,17 @@ SYSCALL_DEFINE5(open_tree_attr, int, dfd, const char __user *, filename,
unsigned, flags, struct mount_attr __user *, uattr,
size_t, usize)
{
- struct file __free(fput) *file = NULL;
- int fd;
-
if (!uattr && usize)
return -EINVAL;
- file = vfs_open_tree(dfd, filename, flags);
- if (IS_ERR(file))
- return PTR_ERR(file);
+ FD_PREPARE(fdf, flags, vfs_open_tree(dfd, filename, flags));
+ if (fdf.err)
+ return fdf.err;
if (uattr) {
- int ret;
struct mount_kattr kattr = {};
+ struct file *file = fd_prepare_file(fdf);
+ int ret;
if (flags & OPEN_TREE_CLONE)
kattr.kflags = MOUNT_KATTR_IDMAP_REPLACE;
@@ -5051,12 +5049,7 @@ SYSCALL_DEFINE5(open_tree_attr, int, dfd, const char __user *, filename,
return ret;
}
- fd = get_unused_fd_flags(flags & O_CLOEXEC);
- if (fd < 0)
- return fd;
-
- fd_install(fd, no_free_ptr(file));
- return fd;
+ return fd_publish(fdf);
}
int show_path(struct seq_file *m, struct dentry *root)