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path: root/drivers/crypto/ccree/cc_cipher.c
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Diffstat (limited to 'drivers/crypto/ccree/cc_cipher.c')
-rw-r--r--drivers/crypto/ccree/cc_cipher.c15
1 files changed, 4 insertions, 11 deletions
diff --git a/drivers/crypto/ccree/cc_cipher.c b/drivers/crypto/ccree/cc_cipher.c
index 5b58226ea24d..c7ec20e90fc0 100644
--- a/drivers/crypto/ccree/cc_cipher.c
+++ b/drivers/crypto/ccree/cc_cipher.c
@@ -5,7 +5,7 @@
5#include <linux/module.h> 5#include <linux/module.h>
6#include <crypto/algapi.h> 6#include <crypto/algapi.h>
7#include <crypto/internal/skcipher.h> 7#include <crypto/internal/skcipher.h>
8#include <crypto/des.h> 8#include <crypto/internal/des.h>
9#include <crypto/xts.h> 9#include <crypto/xts.h>
10#include <crypto/sm4.h> 10#include <crypto/sm4.h>
11#include <crypto/scatterwalk.h> 11#include <crypto/scatterwalk.h>
@@ -411,16 +411,9 @@ static int cc_cipher_setkey(struct crypto_skcipher *sktfm, const u8 *key,
411 * HW does the expansion on its own. 411 * HW does the expansion on its own.
412 */ 412 */
413 if (ctx_p->flow_mode == S_DIN_to_DES) { 413 if (ctx_p->flow_mode == S_DIN_to_DES) {
414 u32 tmp[DES3_EDE_EXPKEY_WORDS]; 414 if ((keylen == DES3_EDE_KEY_SIZE &&
415 if (keylen == DES3_EDE_KEY_SIZE && 415 verify_skcipher_des3_key(sktfm, key)) ||
416 __des3_ede_setkey(tmp, &tfm->crt_flags, key, 416 verify_skcipher_des_key(sktfm, key)) {
417 DES3_EDE_KEY_SIZE)) {
418 dev_dbg(dev, "weak 3DES key");
419 return -EINVAL;
420 } else if (!des_ekey(tmp, key) &&
421 (crypto_tfm_get_flags(tfm) &
422 CRYPTO_TFM_REQ_FORBID_WEAK_KEYS)) {
423 tfm->crt_flags |= CRYPTO_TFM_RES_WEAK_KEY;
424 dev_dbg(dev, "weak DES key"); 417 dev_dbg(dev, "weak DES key");
425 return -EINVAL; 418 return -EINVAL;
426 } 419 }