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authorBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>2017-06-14 16:12:40 +0200
committerBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>2017-06-14 16:12:40 +0200
commitb1d622fc5293ae805065a0fe3bf74cc2cc1bc5f4 (patch)
tree6b984a37fa4e4acdb9512719c7de1e84610a6242 /crypto/cbc.c
parent4c6427919ee920d5963cf826de76292286342aa0 (diff)
parent0930c08c6bc50a3a62ee3c90fad305840affbaf2 (diff)
downloadlinux-crypto-b1d622fc5293ae805065a0fe3bf74cc2cc1bc5f4.tar.gz
linux-crypto-b1d622fc5293ae805065a0fe3bf74cc2cc1bc5f4.zip
Merge tag 'v4.12-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into fbdev-for-next
Linux 4.12-rc5
Diffstat (limited to 'crypto/cbc.c')
-rw-r--r--crypto/cbc.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/crypto/cbc.c b/crypto/cbc.c
index bc160a31..b761b1f9 100644
--- a/crypto/cbc.c
+++ b/crypto/cbc.c
@@ -10,6 +10,7 @@
*
*/
+#include <crypto/algapi.h>
#include <crypto/cbc.h>
#include <crypto/internal/skcipher.h>
#include <linux/err.h>
@@ -108,8 +109,10 @@ static void crypto_cbc_free(struct skcipher_instance *inst)
static int crypto_cbc_create(struct crypto_template *tmpl, struct rtattr **tb)
{
struct skcipher_instance *inst;
+ struct crypto_attr_type *algt;
struct crypto_spawn *spawn;
struct crypto_alg *alg;
+ u32 mask;
int err;
err = crypto_check_attr_type(tb, CRYPTO_ALG_TYPE_SKCIPHER);
@@ -120,8 +123,16 @@ static int crypto_cbc_create(struct crypto_template *tmpl, struct rtattr **tb)
if (!inst)
return -ENOMEM;
- alg = crypto_get_attr_alg(tb, CRYPTO_ALG_TYPE_CIPHER,
- CRYPTO_ALG_TYPE_MASK);
+ algt = crypto_get_attr_type(tb);
+ err = PTR_ERR(algt);
+ if (IS_ERR(algt))
+ goto err_free_inst;
+
+ mask = CRYPTO_ALG_TYPE_MASK |
+ crypto_requires_off(algt->type, algt->mask,
+ CRYPTO_ALG_NEED_FALLBACK);
+
+ alg = crypto_get_attr_alg(tb, CRYPTO_ALG_TYPE_CIPHER, mask);
err = PTR_ERR(alg);
if (IS_ERR(alg))
goto err_free_inst;