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| author | Mahmoud Adam <mngyadam@amazon.com> | 2023-07-17 12:55:09 +0000 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2023-07-28 18:20:25 +0800 |
| commit | 92fb7f1da9cf9e74f3100fcd05fc7f2b87333406 (patch) | |
| tree | a614f3f5a5f94b36c417633db03e9d25b2c1d976 /crypto/asymmetric_keys | |
| parent | e575fa651a63d3a55785977be53d18ed660d23ad (diff) | |
| download | linux-crypto-92fb7f1da9cf9e74f3100fcd05fc7f2b87333406.tar.gz linux-crypto-92fb7f1da9cf9e74f3100fcd05fc7f2b87333406.zip | |
KEYS: use kfree_sensitive with key
key might contain private part of the key, so better use
kfree_sensitive to free it
Signed-off-by: Mahmoud Adam <mngyadam@amazon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/asymmetric_keys')
| -rw-r--r-- | crypto/asymmetric_keys/public_key.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/crypto/asymmetric_keys/public_key.c b/crypto/asymmetric_keys/public_key.c index 773e159d..abeecb83 100644 --- a/crypto/asymmetric_keys/public_key.c +++ b/crypto/asymmetric_keys/public_key.c @@ -42,7 +42,7 @@ static void public_key_describe(const struct key *asymmetric_key, void public_key_free(struct public_key *key) { if (key) { - kfree(key->key); + kfree_sensitive(key->key); kfree(key->params); kfree(key); } @@ -263,7 +263,7 @@ error_free_tfm: else crypto_free_akcipher(tfm); error_free_key: - kfree(key); + kfree_sensitive(key); pr_devel("<==%s() = %d\n", __func__, ret); return ret; } @@ -369,7 +369,7 @@ error_free_tfm: else crypto_free_akcipher(tfm); error_free_key: - kfree(key); + kfree_sensitive(key); pr_devel("<==%s() = %d\n", __func__, ret); return ret; } @@ -441,7 +441,7 @@ int public_key_verify_signature(const struct public_key *pkey, sig->digest, sig->digest_size); error_free_key: - kfree(key); + kfree_sensitive(key); error_free_tfm: crypto_free_sig(tfm); pr_devel("<==%s() = %d\n", __func__, ret); |