From: Christian Brauner <brauner@kernel.org>
Date: Sun, 23 Nov 2025 16:33:23 +0000 (+0100)
Subject: namespace: convert open_tree() to FD_ADD()
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=542a40654342ecefe75e2786c086ac5950d96fa3;p=thirdparty%2Flinux.git

namespace: convert open_tree() to FD_ADD()

Link: https://patch.msgid.link/20251123-work-fd-prepare-v4-5-b6efa1706cfd@kernel.org
Signed-off-by: Christian Brauner <brauner@kernel.org>
---

diff --git a/fs/namespace.c b/fs/namespace.c
index d82910f33dc48..3cf3fa27117db 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -3103,19 +3103,7 @@ static struct file *vfs_open_tree(int dfd, const char __user *filename, unsigned
 
 SYSCALL_DEFINE3(open_tree, int, dfd, const char __user *, filename, unsigned, flags)
 {
-	int fd;
-	struct file *file __free(fput) = NULL;
-
-	file = vfs_open_tree(dfd, filename, flags);
-	if (IS_ERR(file))
-		return PTR_ERR(file);
-
-	fd = get_unused_fd_flags(flags & O_CLOEXEC);
-	if (fd < 0)
-		return fd;
-
-	fd_install(fd, no_free_ptr(file));
-	return fd;
+	return FD_ADD(flags, vfs_open_tree(dfd, filename, flags));
 }
 
 /*