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Commit e198429c authored by Tudor-Dan Ambarus's avatar Tudor-Dan Ambarus Committed by Herbert Xu
Browse files

crypto: caampkc - comply with crypto_akcipher_maxsize() 



crypto_akcipher_maxsize() asks for the output buffer size without
caring for errors. It allways assume that will be called after
a valid setkey. Comply with it and return what he wants.

Signed-off-by: default avatarTudor Ambarus <tudor.ambarus@microchip.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 1c23b466

drivers/crypto/caam/caampkc.c

+2 −3
Original line number Diff line number Diff line
@@ -911,12 +911,11 @@ static int caam_rsa_set_priv_key(struct crypto_akcipher *tfm, const void *key, 
	return -ENOMEM;

}



static int caam_rsa_max_size(struct crypto_akcipher *tfm)

static unsigned int caam_rsa_max_size(struct crypto_akcipher *tfm)

{

	struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);

	struct caam_rsa_key *key = &ctx->key;



	return (key->n) ? key->n_sz : -EINVAL;

	return ctx->key.n_sz;

}



/* Per session pkc's driver context creation function */