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Commit 1c23b466 authored by Tudor-Dan Ambarus's avatar Tudor-Dan Ambarus Committed by Herbert Xu
Browse files

crypto: rsa - 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 561f8e2d

crypto/rsa.c

+2 −2
Original line number Diff line number Diff line
@@ -337,11 +337,11 @@ static int rsa_set_priv_key(struct crypto_akcipher *tfm, const void *key, 
	return -ENOMEM;

}



static int rsa_max_size(struct crypto_akcipher *tfm)

static unsigned int rsa_max_size(struct crypto_akcipher *tfm)

{

	struct rsa_mpi_key *pkey = akcipher_tfm_ctx(tfm);



	return pkey->n ? mpi_get_size(pkey->n) : -EINVAL;

	return mpi_get_size(pkey->n);

}



static void rsa_exit_tfm(struct crypto_akcipher *tfm)