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-rw-r--r--crypto/ecdh.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/crypto/ecdh.c b/crypto/ecdh.c
index b0232d6ab4ce..d56b8603dec9 100644
--- a/crypto/ecdh.c
+++ b/crypto/ecdh.c
@@ -53,12 +53,13 @@ static int ecdh_set_secret(struct crypto_kpp *tfm, const void *buf,
return ecc_gen_privkey(ctx->curve_id, ctx->ndigits,
ctx->private_key);
- if (ecc_is_key_valid(ctx->curve_id, ctx->ndigits,
- (const u64 *)params.key, params.key_size) < 0)
- return -EINVAL;
-
memcpy(ctx->private_key, params.key, params.key_size);
+ if (ecc_is_key_valid(ctx->curve_id, ctx->ndigits,
+ ctx->private_key, params.key_size) < 0) {
+ memzero_explicit(ctx->private_key, params.key_size);
+ return -EINVAL;
+ }
return 0;
}