diff options
| -rw-r--r-- | drivers/s390/crypto/zcrypt_api.c | 3 | ||||
| -rw-r--r-- | drivers/s390/crypto/zcrypt_cca_key.h | 2 | ||||
| -rw-r--r-- | drivers/s390/crypto/zcrypt_msgtype50.c | 2 | ||||
| -rw-r--r-- | drivers/s390/crypto/zcrypt_pcica.c | 2 |
4 files changed, 4 insertions, 5 deletions
diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c index 4eb4554..a9603eb 100644 --- a/drivers/s390/crypto/zcrypt_api.c +++ b/drivers/s390/crypto/zcrypt_api.c @@ -472,8 +472,7 @@ static long zcrypt_rsa_crt(struct ica_rsa_modexpo_crt *crt) unsigned long long z1, z2, z3; int rc, copied; - if (crt->outputdatalength < crt->inputdatalength || - (crt->inputdatalength & 1)) + if (crt->outputdatalength < crt->inputdatalength) return -EINVAL; /* * As long as outputdatalength is big enough, we can set the diff --git a/drivers/s390/crypto/zcrypt_cca_key.h b/drivers/s390/crypto/zcrypt_cca_key.h index 1f42f10..ca0cdbe 100644 --- a/drivers/s390/crypto/zcrypt_cca_key.h +++ b/drivers/s390/crypto/zcrypt_cca_key.h @@ -291,7 +291,7 @@ static inline int zcrypt_type6_crt_key(struct ica_rsa_modexpo_crt *crt, memset(key, 0, sizeof(*key)); - short_len = crt->inputdatalength / 2; + short_len = (crt->inputdatalength + 1) / 2; long_len = short_len + 8; pad_len = -(3*long_len + 2*short_len) & 7; key_len = 3*long_len + 2*short_len + pad_len + crt->inputdatalength; diff --git a/drivers/s390/crypto/zcrypt_msgtype50.c b/drivers/s390/crypto/zcrypt_msgtype50.c index 334e282..6c9af13 100644 --- a/drivers/s390/crypto/zcrypt_msgtype50.c +++ b/drivers/s390/crypto/zcrypt_msgtype50.c @@ -248,7 +248,7 @@ static int ICACRT_msg_to_type50CRT_msg(struct zcrypt_device *zdev, unsigned char *p, *q, *dp, *dq, *u, *inp; mod_len = crt->inputdatalength; - short_len = mod_len / 2; + short_len = (mod_len + 1) / 2; /* * CEX2A and CEX3A w/o FW update can handle requests up to diff --git a/drivers/s390/crypto/zcrypt_pcica.c b/drivers/s390/crypto/zcrypt_pcica.c index 7a743f4..2f22020 100644 --- a/drivers/s390/crypto/zcrypt_pcica.c +++ b/drivers/s390/crypto/zcrypt_pcica.c @@ -138,7 +138,7 @@ static int ICACRT_msg_to_type4CRT_msg(struct zcrypt_device *zdev, int mod_len, short_len, long_len; mod_len = crt->inputdatalength; - short_len = mod_len / 2; + short_len = (mod_len + 1) / 2; long_len = mod_len / 2 + 8; if (mod_len <= 128) { |