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move_mount(2): switch to CLASS(filename_maybe_null)

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2025-12-14 03:10:05 -05:00
parent 904f58b507
commit cbe9e300a2
1 changed files with 2 additions and 4 deletions
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6
fs/namespace.c
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@ -4402,8 +4402,6 @@ SYSCALL_DEFINE5(move_mount,
{
struct path to_path __free(path_put) = {};
struct path from_path __free(path_put) = {};
struct filename *to_name __free(putname) = NULL;
struct filename *from_name __free(putname) = NULL;
unsigned int lflags, uflags;
enum mnt_tree_flags_t mflags = 0;
int ret = 0;
@ -4425,7 +4423,7 @@ SYSCALL_DEFINE5(move_mount,
if (flags & MOVE_MOUNT_T_EMPTY_PATH)
uflags = AT_EMPTY_PATH;
to_name = getname_maybe_null(to_pathname, uflags);
CLASS(filename_maybe_null,to_name)(to_pathname, uflags);
if (!to_name && to_dfd >= 0) {
CLASS(fd_raw, f_to)(to_dfd);
if (fd_empty(f_to))
@ -4448,7 +4446,7 @@ SYSCALL_DEFINE5(move_mount,
if (flags & MOVE_MOUNT_F_EMPTY_PATH)
uflags = AT_EMPTY_PATH;
from_name = getname_maybe_null(from_pathname, uflags);
CLASS(filename_maybe_null,from_name)(from_pathname, uflags);
if (!from_name && from_dfd >= 0) {
CLASS(fd_raw, f_from)(from_dfd);
if (fd_empty(f_from))