Unverified Commit 1afcbbe5 authored by Christian Brauner's avatar Christian Brauner
Browse files

memfd: convert memfd_create() to FD_ADD() 

Link: https://patch.msgid.link/20251123-work-fd-prepare-v4-25-b6efa1706cfd@kernel.org


Signed-off-by: default avatarChristian Brauner <brauner@kernel.org>
parent 981bec8f

mm/memfd.c

+5 −24
Original line number Diff line number Diff line
@@ -470,9 +470,9 @@ SYSCALL_DEFINE2(memfd_create, 
		const char __user *, uname,

		unsigned int, flags)

{

	struct file *file;

	int fd, error;

	char *name;

	char *name __free(kfree) = NULL;

	unsigned int fd_flags;

	int error;



	error = sanitize_flags(&flags);

	if (error < 0)
@@ -482,25 +482,6 @@ SYSCALL_DEFINE2(memfd_create, 
	if (IS_ERR(name))

		return PTR_ERR(name);



	fd = get_unused_fd_flags((flags & MFD_CLOEXEC) ? O_CLOEXEC : 0);

	if (fd < 0) {

		error = fd;

		goto err_free_name;

	}



	file = alloc_file(name, flags);

	if (IS_ERR(file)) {

		error = PTR_ERR(file);

		goto err_free_fd;

	}



	fd_install(fd, file);

	kfree(name);

	return fd;



err_free_fd:

	put_unused_fd(fd);

err_free_name:

	kfree(name);

	return error;

	fd_flags = (flags & MFD_CLOEXEC) ? O_CLOEXEC : 0;

	return FD_ADD(fd_flags, alloc_file(name, flags));

}