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authorIngo Molnar <mingo@elte.hu>2009-03-28 22:27:45 +0100
committerIngo Molnar <mingo@elte.hu>2009-03-28 22:27:45 +0100
commitfab2e030f9729c89dbcf6392f4c4a25105c9cbfa (patch)
tree0c954c437b1d5ea174af19cda413f0bbe3a60949 /crypto/ablkcipher.c
parent9a9f3c8647eaaac118d55ad74a10eef558d2a557 (diff)
parentfed2c5aea5e362f1ff83b27cfd4b50d858377a5f (diff)
downloadlinux-crypto-fab2e030f9729c89dbcf6392f4c4a25105c9cbfa.tar.gz
linux-crypto-fab2e030f9729c89dbcf6392f4c4a25105c9cbfa.zip
Merge branch 'linus' into x86/core
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 94140b37..e11ce37c 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));
}