diff options
Diffstat (limited to 'crypto')
-rw-r--r-- | crypto/Kconfig | 4 | ||||
-rw-r--r-- | crypto/api.c | 15 |
2 files changed, 11 insertions, 8 deletions
diff --git a/crypto/Kconfig b/crypto/Kconfig index 1e2f39c21180..cbae8392ce11 100644 --- a/crypto/Kconfig +++ b/crypto/Kconfig | |||
@@ -27,7 +27,6 @@ config CRYPTO_HASH | |||
27 | config CRYPTO_MANAGER | 27 | config CRYPTO_MANAGER |
28 | tristate "Cryptographic algorithm manager" | 28 | tristate "Cryptographic algorithm manager" |
29 | select CRYPTO_ALGAPI | 29 | select CRYPTO_ALGAPI |
30 | default m | ||
31 | help | 30 | help |
32 | Create default cryptographic template instantiations such as | 31 | Create default cryptographic template instantiations such as |
33 | cbc(aes). | 32 | cbc(aes). |
@@ -35,6 +34,7 @@ config CRYPTO_MANAGER | |||
35 | config CRYPTO_HMAC | 34 | config CRYPTO_HMAC |
36 | tristate "HMAC support" | 35 | tristate "HMAC support" |
37 | select CRYPTO_HASH | 36 | select CRYPTO_HASH |
37 | select CRYPTO_MANAGER | ||
38 | help | 38 | help |
39 | HMAC: Keyed-Hashing for Message Authentication (RFC2104). | 39 | HMAC: Keyed-Hashing for Message Authentication (RFC2104). |
40 | This is required for IPSec. | 40 | This is required for IPSec. |
@@ -131,6 +131,7 @@ config CRYPTO_TGR192 | |||
131 | config CRYPTO_ECB | 131 | config CRYPTO_ECB |
132 | tristate "ECB support" | 132 | tristate "ECB support" |
133 | select CRYPTO_BLKCIPHER | 133 | select CRYPTO_BLKCIPHER |
134 | select CRYPTO_MANAGER | ||
134 | default m | 135 | default m |
135 | help | 136 | help |
136 | ECB: Electronic CodeBook mode | 137 | ECB: Electronic CodeBook mode |
@@ -140,6 +141,7 @@ config CRYPTO_ECB | |||
140 | config CRYPTO_CBC | 141 | config CRYPTO_CBC |
141 | tristate "CBC support" | 142 | tristate "CBC support" |
142 | select CRYPTO_BLKCIPHER | 143 | select CRYPTO_BLKCIPHER |
144 | select CRYPTO_MANAGER | ||
143 | default m | 145 | default m |
144 | help | 146 | help |
145 | CBC: Cipher Block Chaining mode | 147 | CBC: Cipher Block Chaining mode |
diff --git a/crypto/api.c b/crypto/api.c index 2e84d4b54790..4fb7fa45cb0d 100644 --- a/crypto/api.c +++ b/crypto/api.c | |||
@@ -331,7 +331,7 @@ struct crypto_tfm *__crypto_alloc_tfm(struct crypto_alg *alg, u32 flags) | |||
331 | tfm_size = sizeof(*tfm) + crypto_ctxsize(alg, flags); | 331 | tfm_size = sizeof(*tfm) + crypto_ctxsize(alg, flags); |
332 | tfm = kzalloc(tfm_size, GFP_KERNEL); | 332 | tfm = kzalloc(tfm_size, GFP_KERNEL); |
333 | if (tfm == NULL) | 333 | if (tfm == NULL) |
334 | goto out; | 334 | goto out_err; |
335 | 335 | ||
336 | tfm->__crt_alg = alg; | 336 | tfm->__crt_alg = alg; |
337 | 337 | ||
@@ -355,6 +355,7 @@ cra_init_failed: | |||
355 | crypto_exit_ops(tfm); | 355 | crypto_exit_ops(tfm); |
356 | out_free_tfm: | 356 | out_free_tfm: |
357 | kfree(tfm); | 357 | kfree(tfm); |
358 | out_err: | ||
358 | tfm = ERR_PTR(err); | 359 | tfm = ERR_PTR(err); |
359 | out: | 360 | out: |
360 | return tfm; | 361 | return tfm; |
@@ -414,14 +415,14 @@ struct crypto_tfm *crypto_alloc_base(const char *alg_name, u32 type, u32 mask) | |||
414 | struct crypto_alg *alg; | 415 | struct crypto_alg *alg; |
415 | 416 | ||
416 | alg = crypto_alg_mod_lookup(alg_name, type, mask); | 417 | alg = crypto_alg_mod_lookup(alg_name, type, mask); |
417 | err = PTR_ERR(alg); | 418 | if (IS_ERR(alg)) { |
418 | tfm = ERR_PTR(err); | 419 | err = PTR_ERR(alg); |
419 | if (IS_ERR(alg)) | ||
420 | goto err; | 420 | goto err; |
421 | } | ||
421 | 422 | ||
422 | tfm = __crypto_alloc_tfm(alg, 0); | 423 | tfm = __crypto_alloc_tfm(alg, 0); |
423 | if (!IS_ERR(tfm)) | 424 | if (!IS_ERR(tfm)) |
424 | break; | 425 | return tfm; |
425 | 426 | ||
426 | crypto_mod_put(alg); | 427 | crypto_mod_put(alg); |
427 | err = PTR_ERR(tfm); | 428 | err = PTR_ERR(tfm); |
@@ -433,9 +434,9 @@ err: | |||
433 | err = -EINTR; | 434 | err = -EINTR; |
434 | break; | 435 | break; |
435 | } | 436 | } |
436 | }; | 437 | } |
437 | 438 | ||
438 | return tfm; | 439 | return ERR_PTR(err); |
439 | } | 440 | } |
440 | EXPORT_SYMBOL_GPL(crypto_alloc_base); | 441 | EXPORT_SYMBOL_GPL(crypto_alloc_base); |
441 | 442 | ||