diff options
| -rw-r--r-- | drivers/md/dm-crypt.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index 8bff6f7a4c6c..bb2e747907b0 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -2152,12 +2152,16 @@ out: static int crypt_wipe_key(struct crypt_config *cc) { + int r; + clear_bit(DM_CRYPT_KEY_VALID, &cc->flags); - memset(&cc->key, 0, cc->key_size * sizeof(u8)); + get_random_bytes(&cc->key, cc->key_size); kzfree(cc->key_string); cc->key_string = NULL; + r = crypt_setkey(cc); + memset(&cc->key, 0, cc->key_size * sizeof(u8)); - return crypt_setkey(cc); + return r; } static void crypt_dtr(struct dm_target *ti) |