diff options
-rw-r--r-- | crypto/shash.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/crypto/shash.c b/crypto/shash.c index f7fcc652ff32..131e14d2b572 100644 --- a/crypto/shash.c +++ b/crypto/shash.c | |||
@@ -22,6 +22,12 @@ | |||
22 | 22 | ||
23 | static const struct crypto_type crypto_shash_type; | 23 | static const struct crypto_type crypto_shash_type; |
24 | 24 | ||
25 | static int shash_no_setkey(struct crypto_shash *tfm, const u8 *key, | ||
26 | unsigned int keylen) | ||
27 | { | ||
28 | return -ENOSYS; | ||
29 | } | ||
30 | |||
25 | static int shash_setkey_unaligned(struct crypto_shash *tfm, const u8 *key, | 31 | static int shash_setkey_unaligned(struct crypto_shash *tfm, const u8 *key, |
26 | unsigned int keylen) | 32 | unsigned int keylen) |
27 | { | 33 | { |
@@ -50,9 +56,6 @@ int crypto_shash_setkey(struct crypto_shash *tfm, const u8 *key, | |||
50 | struct shash_alg *shash = crypto_shash_alg(tfm); | 56 | struct shash_alg *shash = crypto_shash_alg(tfm); |
51 | unsigned long alignmask = crypto_shash_alignmask(tfm); | 57 | unsigned long alignmask = crypto_shash_alignmask(tfm); |
52 | 58 | ||
53 | if (!shash->setkey) | ||
54 | return -ENOSYS; | ||
55 | |||
56 | if ((unsigned long)key & alignmask) | 59 | if ((unsigned long)key & alignmask) |
57 | return shash_setkey_unaligned(tfm, key, keylen); | 60 | return shash_setkey_unaligned(tfm, key, keylen); |
58 | 61 | ||
@@ -494,6 +497,8 @@ static int shash_prepare_alg(struct shash_alg *alg) | |||
494 | alg->import = shash_no_import; | 497 | alg->import = shash_no_import; |
495 | if (!alg->export) | 498 | if (!alg->export) |
496 | alg->export = shash_no_export; | 499 | alg->export = shash_no_export; |
500 | if (!alg->setkey) | ||
501 | alg->setkey = shash_no_setkey; | ||
497 | 502 | ||
498 | return 0; | 503 | return 0; |
499 | } | 504 | } |