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crypto: ixp4xx - Use crypto_aead_maxauthsize

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This patch uses the helper crypto_aead_maxauthsize instead of
directly dereferencing aead_alg.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Herbert Xu 2015-05-21 15:11:06 +08:00
parent f569525911
commit 6da9c2335e
1 changed files with 2 additions and 2 deletions
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4
drivers/crypto/ixp4xx_crypto.c
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@ -1097,7 +1097,7 @@ static int aead_setup(struct crypto_aead *tfm, unsigned int authsize)
{
struct ixp_ctx *ctx = crypto_aead_ctx(tfm);
u32 *flags = &tfm->base.crt_flags;
unsigned digest_len = crypto_aead_alg(tfm)->maxauthsize;
unsigned digest_len = crypto_aead_maxauthsize(tfm);
int ret;
if (!ctx->enckey_len && !ctx->authkey_len)
@ -1139,7 +1139,7 @@ out:
static int aead_setauthsize(struct crypto_aead *tfm, unsigned int authsize)
{
int max = crypto_aead_alg(tfm)->maxauthsize >> 2;
int max = crypto_aead_maxauthsize(tfm) >> 2;
if ((authsize>>2) < 1 || (authsize>>2) > max || (authsize & 3))
return -EINVAL;