dm-util: use CRYPT_DEACTIVATE_DEFERRED instead of ioctl

1 files changed, 0 insertions, 34 deletions

diff --git a/src/shared/dm-util.c b/src/shared/dm-util.c
index d817e5b0e5..9ffa427027 100644
--- a/src/shared/dm-util.c
+++ b/src/shared/dm-util.c
@@ -5,37 +5,3 @@
 #include "dm-util.h"
 #include "fd-util.h"
 #include "string-util.h"
-
-int dm_deferred_remove(const char *name) {
-
-        struct dm_ioctl dm = {
-                .version = {
-                        DM_VERSION_MAJOR,
-                        DM_VERSION_MINOR,
-                        DM_VERSION_PATCHLEVEL
-                },
-                .data_size = sizeof(dm),
-                .flags = DM_DEFERRED_REMOVE,
-        };
-
-        _cleanup_close_ int fd = -1;
-
-        assert(name);
-
-        /* Unfortunately, libcryptsetup doesn't provide a proper API for this, hence call the ioctl()
-         * directly. */
-
-        if (strlen(name) >= sizeof(dm.name))
-                return -ENODEV; /* A device with a name longer than this cannot possibly exist */
-
-        fd = open("/dev/mapper/control", O_RDWR|O_CLOEXEC);
-        if (fd < 0)
-                return -errno;
-
-        strncpy_exact(dm.name, name, sizeof(dm.name));
-
-        if (ioctl(fd, DM_DEV_REMOVE, &dm))
-                return -errno;
-
-        return 0;
-}