}
static int dir_is_mount_point(DIR *d, const char *subdir) {
- struct file_handle *h;
+ union file_handle_union h = { .handle.handle_bytes = MAX_HANDLE_SZ };
int mount_id_parent, mount_id;
int r_p, r;
- h = alloca(MAX_HANDLE_SZ);
-
- h->handle_bytes = MAX_HANDLE_SZ;
- r_p = name_to_handle_at(dirfd(d), ".", h, &mount_id_parent, 0);
+ r_p = name_to_handle_at(dirfd(d), ".", &h.handle, &mount_id_parent, 0);
if (r_p < 0)
r_p = -errno;
- h->handle_bytes = MAX_HANDLE_SZ;
- r = name_to_handle_at(dirfd(d), subdir, h, &mount_id, 0);
+ h.handle.handle_bytes = MAX_HANDLE_SZ;
+ r = name_to_handle_at(dirfd(d), subdir, &h.handle, &mount_id, 0);
if (r < 0)
r = -errno;