diff options
Diffstat (limited to 'drivers/crypto/atmel-ecc.c')
| -rw-r--r-- | drivers/crypto/atmel-ecc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/crypto/atmel-ecc.c b/drivers/crypto/atmel-ecc.c index 51c865884055..8e13aeccf011 100644 --- a/drivers/crypto/atmel-ecc.c +++ b/drivers/crypto/atmel-ecc.c @@ -163,6 +163,9 @@ static int atmel_ecdh_compute_shared_secret(struct kpp_request *req) return crypto_kpp_compute_shared_secret(req); } + if (!ctx->public_key) + return -EINVAL; + /* A P-256 public key must contain two 32-byte coordinates */ if (req->src_len != ATMEL_ECC_PUBKEY_SIZE) return -EINVAL; |