crypto: nx - Remove unnecessary maxauthsize check

herbertx · herbertx · commit 56fcf73a2900 · 2015-05-22T11:25:54.000+08:00
The crypto layer already checks maxauthsize when setauthsize is
called.  So there is no need to check it again within setauthsize.

Signed-off-by: Herbert Xu &lt;herbert@gondor.apana.org.au&gt;
diff --git a/drivers/crypto/nx/nx-aes-gcm.c b/drivers/crypto/nx/nx-aes-gcm.c
@@ -96,9 +96,6 @@ static int gcm4106_aes_nx_set_key(struct crypto_aead *tfm,
 static int gcm_aes_nx_setauthsize(struct crypto_aead *tfm,
 				  unsigned int authsize)
 {
-	if (authsize > crypto_aead_alg(tfm)->maxauthsize)
-		return -EINVAL;
-
 	crypto_aead_crt(tfm)->authsize = authsize;
 
 	return 0;

Original file line number	Diff line number	Diff line change
`@@ -96,9 +96,6 @@ static int gcm4106_aes_nx_set_key(struct crypto_aead *tfm,`
`96`	`96`	`static int gcm_aes_nx_setauthsize(struct crypto_aead *tfm,`
`97`	`97`	`unsigned int authsize)`
`98`	`98`	`{`
`99`		`- if (authsize > crypto_aead_alg(tfm)->maxauthsize)`
`100`		`- return -EINVAL;`
`101`		`-`
`102`	`99`	`crypto_aead_crt(tfm)->authsize = authsize;`
`103`	`100`
`104`	`101`	`return 0;`