diff options
Diffstat (limited to 'drivers/md/dm-crypt.c')
-rw-r--r-- | drivers/md/dm-crypt.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index b1c2bef46f8d..9c4836f5fea7 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -1450,12 +1450,15 @@ static int crypt_set_key(struct crypt_config *cc, char *key) if (!cc->key_size && strcmp(key, "-")) goto out; + /* clear the flag since following operations may invalidate previously valid key */ + clear_bit(DM_CRYPT_KEY_VALID, &cc->flags); + if (cc->key_size && crypt_decode_key(cc->key, key, cc->key_size) < 0) goto out; - set_bit(DM_CRYPT_KEY_VALID, &cc->flags); - r = crypt_setkey_allcpus(cc); + if (!r) + set_bit(DM_CRYPT_KEY_VALID, &cc->flags); out: /* Hex key string not needed after here, so wipe it. */ |