diff options
Diffstat (limited to 'drivers/md/dm-crypt.c')
| -rw-r--r-- | drivers/md/dm-crypt.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index 9dfdb63220d7..17157c4216a5 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -517,7 +517,10 @@ static int crypt_iv_lmk_one(struct crypt_config *cc, u8 *iv, { struct iv_lmk_private *lmk = &cc->iv_gen_private.lmk; SHASH_DESC_ON_STACK(desc, lmk->hash_tfm); - struct md5_state md5state; + union { + struct md5_state md5state; + u8 state[CRYPTO_MD5_STATESIZE]; + } u; __le32 buf[4]; int i, r; @@ -548,13 +551,13 @@ static int crypt_iv_lmk_one(struct crypt_config *cc, u8 *iv, return r; /* No MD5 padding here */ - r = crypto_shash_export(desc, &md5state); + r = crypto_shash_export(desc, &u.md5state); if (r) return r; for (i = 0; i < MD5_HASH_WORDS; i++) - __cpu_to_le32s(&md5state.hash[i]); - memcpy(iv, &md5state.hash, cc->iv_size); + __cpu_to_le32s(&u.md5state.hash[i]); + memcpy(iv, &u.md5state.hash, cc->iv_size); return 0; } |