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luks: Tidy up debugging of unlock

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Name the derived key as such to avoid confusion. Fix a typo in nearby
log_debug() statement.

Update essiv_decrypt() to have a const * for its first argument.

Signed-off-by: Simon Glass <simon.glass@canonical.com>
This commit is contained in:
Simon Glass
2025-11-16 10:50:50 -07:00
parent 21c8e23ac7
commit 78c21d6d81
1 changed files with 2 additions and 2 deletions
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4
drivers/block/luks.c
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@@ -358,7 +358,7 @@ static int try_keyslot(struct udevice *blk, struct disk_partition *pinfo,
/* Decrypt key material using derived key */
log_debug("expand key with key_size*8 %u bits\n", key_size * 8);
log_debug_hex("input key (derived_key) full:", derived_key, key_size);
log_debug_hex("derived_key", derived_key, key_size);
aes_expand_key(derived_key, key_size * 8, expkey);
log_debug_hex("expanded key [0-15]:", expkey, 16);
@@ -405,7 +405,7 @@ static int try_keyslot(struct udevice *blk, struct disk_partition *pinfo,
/* Check if the digest matches */
if (!memcmp(key_digest, hdr->mk_digest, LUKS_DIGESTSIZE)) {
log_debug("Uunlocked with key slot %d\n", slot_idx);
log_debug("Unlocked with key slot %d\n", slot_idx);
return 0;
}
log_debug("key slot %d: wrong passphrase\n", slot_idx);