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authorLinus Torvalds <torvalds@linux-foundation.org>2009-03-26 11:04:34 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-03-26 11:04:34 -0700
commit562f477a54478002ddfbb5b85627c009ca41e71d (patch)
tree52384cc554ae64cc7a26878d64d606f40fd703ce /crypto/ablkcipher.c
parentada19a31a90b4f46c040c25ef4ef8ffc203c7fc6 (diff)
parent949abe574739848b1e68271fbac86c3cb4506aad (diff)
downloadlwn-562f477a54478002ddfbb5b85627c009ca41e71d.tar.gz
lwn-562f477a54478002ddfbb5b85627c009ca41e71d.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (29 commits) crypto: sha512-s390 - Add missing block size hwrng: timeriomem - Breaks an allyesconfig build on s390: nlattr: Fix build error with NET off crypto: testmgr - add zlib test crypto: zlib - New zlib crypto module, using pcomp crypto: testmgr - Add support for the pcomp interface crypto: compress - Add pcomp interface netlink: Move netlink attribute parsing support to lib crypto: Fix dead links hwrng: timeriomem - New driver crypto: chainiv - Use kcrypto_wq instead of keventd_wq crypto: cryptd - Per-CPU thread implementation based on kcrypto_wq crypto: api - Use dedicated workqueue for crypto subsystem crypto: testmgr - Test skciphers with no IVs crypto: aead - Avoid infinite loop when nivaead fails selftest crypto: skcipher - Avoid infinite loop when cipher fails selftest crypto: api - Fix crypto_alloc_tfm/create_create_tfm return convention crypto: api - crypto_alg_mod_lookup either tested or untested crypto: amcc - Add crypt4xx driver crypto: ansi_cprng - Add maintainer ...
Diffstat (limited to 'crypto/ablkcipher.c')
-rw-r--r--crypto/ablkcipher.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/crypto/ablkcipher.c b/crypto/ablkcipher.c
index 94140b3756fc..e11ce37c7104 100644
--- a/crypto/ablkcipher.c
+++ b/crypto/ablkcipher.c
@@ -282,6 +282,25 @@ static struct crypto_alg *crypto_lookup_skcipher(const char *name, u32 type,
alg->cra_ablkcipher.ivsize))
return alg;
+ crypto_mod_put(alg);
+ alg = crypto_alg_mod_lookup(name, type | CRYPTO_ALG_TESTED,
+ mask & ~CRYPTO_ALG_TESTED);
+ if (IS_ERR(alg))
+ return alg;
+
+ if ((alg->cra_flags & CRYPTO_ALG_TYPE_MASK) ==
+ CRYPTO_ALG_TYPE_GIVCIPHER) {
+ if ((alg->cra_flags ^ type ^ ~mask) & CRYPTO_ALG_TESTED) {
+ crypto_mod_put(alg);
+ alg = ERR_PTR(-ENOENT);
+ }
+ return alg;
+ }
+
+ BUG_ON(!((alg->cra_flags & CRYPTO_ALG_TYPE_MASK) ==
+ CRYPTO_ALG_TYPE_BLKCIPHER ? alg->cra_blkcipher.ivsize :
+ alg->cra_ablkcipher.ivsize));
+
return ERR_PTR(crypto_givcipher_default(alg, type, mask));
}