From a9c57a9c6afb41951aa08317d0cd65a66aed38df Mon Sep 17 00:00:00 2001
From: Jamie Iles <jamie@jamieiles.com>
Date: Tue, 13 Dec 2011 09:54:06 +0000
Subject: [PATCH] crypto: picoxcell - fix boolean and / or confusion
The AES engine only supports 128 and 256 bit keys so we should correctly
test for that.
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Reported-by: Joe Perches <joe@perches.com>
Signed-off-by: Jamie Iles <jamie@jamieiles.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---
drivers/crypto/picoxcell_crypto.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/crypto/picoxcell_crypto.c b/drivers/crypto/picoxcell_crypto.c
index 9b1571c2a5a4..58480d009324 100644
--- a/drivers/crypto/picoxcell_crypto.c
+++ b/drivers/crypto/picoxcell_crypto.c
@@ -873,7 +873,7 @@ static int spacc_aes_setkey(struct crypto_ablkcipher *cipher, const u8 *key,
* request for any other size (192 bits) then we need to do a software
* fallback.
*/
- if ((len != AES_KEYSIZE_128 || len != AES_KEYSIZE_256) &&
+ if (len != AES_KEYSIZE_128 && len != AES_KEYSIZE_256 &&
ctx->sw_cipher) {
/*
* Set the fallback transform to use the same request flags as
@@ -886,7 +886,7 @@ static int spacc_aes_setkey(struct crypto_ablkcipher *cipher, const u8 *key,
err = crypto_ablkcipher_setkey(ctx->sw_cipher, key, len);
if (err)
goto sw_setkey_failed;
- } else if ((len != AES_KEYSIZE_128 || len != AES_KEYSIZE_256) &&
+ } else if (len != AES_KEYSIZE_128 && len != AES_KEYSIZE_256 &&
!ctx->sw_cipher)
err = -EINVAL;
--
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