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[3.16.y-ckt,026/142] crypto: {blk,giv}cipher: Set has_setkey

Message ID 1458643271-4227-27-git-send-email-luis.henriques@canonical.com
State New
Headers show

Commit Message

Luis Henriques March 22, 2016, 10:39 a.m. UTC 
3.16.7-ckt26 -stable review patch.  If anyone has any objections, please let me know.

---8<------------------------------------------------------------

From: Ben Hutchings <ben@decadent.org.uk>

Commit a1383cd86a06 ("crypto: skcipher - Add crypto_skcipher_has_setkey")
was incorrectly backported to the 3.2.y and 3.16.y stable branches.
We need to set ablkcipher_tfm::has_setkey in the
crypto_init_blkcipher_ops_async() and crypto_init_givcipher_ops()
functions as well as crypto_init_ablkcipher_ops().

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
---
 crypto/ablkcipher.c | 1 +
 crypto/blkcipher.c  | 1 +
 2 files changed, 2 insertions(+)
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Patch

diff --git a/crypto/ablkcipher.c b/crypto/ablkcipher.c
index 5da16526c890..970b48e70624 100644
--- a/crypto/ablkcipher.c
+++ b/crypto/ablkcipher.c
@@ -457,6 +457,7 @@  static int crypto_init_givcipher_ops(struct crypto_tfm *tfm, u32 type,
 	crt->givdecrypt = alg->givdecrypt ?: no_givdecrypt;
 	crt->base = __crypto_ablkcipher_cast(tfm);
 	crt->ivsize = alg->ivsize;
+	crt->has_setkey = alg->max_keysize;
 
 	return 0;
 }
diff --git a/crypto/blkcipher.c b/crypto/blkcipher.c
index 7180cb2fe026..3c551d46aa3b 100644
--- a/crypto/blkcipher.c
+++ b/crypto/blkcipher.c
@@ -471,6 +471,7 @@  static int crypto_init_blkcipher_ops_async(struct crypto_tfm *tfm)
 	}
 	crt->base = __crypto_ablkcipher_cast(tfm);
 	crt->ivsize = alg->ivsize;
+	crt->has_setkey = alg->max_keysize;
 
 	return 0;
 }