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-rw-r--r--security/keys/keyctl.c16
1 files changed, 5 insertions, 11 deletions
diff --git a/security/keys/keyctl.c b/security/keys/keyctl.c
index 5e01192e222a..edde63a63007 100644
--- a/security/keys/keyctl.c
+++ b/security/keys/keyctl.c
@@ -142,10 +142,7 @@ SYSCALL_DEFINE5(add_key, const char __user *, _type,
key_ref_put(keyring_ref);
error3:
- if (payload) {
- memzero_explicit(payload, plen);
- kvfree(payload);
- }
+ kvfree_sensitive(payload, plen);
error2:
kfree(description);
error:
@@ -360,7 +357,7 @@ long keyctl_update_key(key_serial_t id,
key_ref_put(key_ref);
error2:
- __kvzfree(payload, plen);
+ kvfree_sensitive(payload, plen);
error:
return ret;
}
@@ -914,7 +911,7 @@ can_read_key:
*/
if (ret > key_data_len) {
if (unlikely(key_data))
- __kvzfree(key_data, key_data_len);
+ kvfree_sensitive(key_data, key_data_len);
key_data_len = ret;
continue; /* Allocate buffer */
}
@@ -923,7 +920,7 @@ can_read_key:
ret = -EFAULT;
break;
}
- __kvzfree(key_data, key_data_len);
+ kvfree_sensitive(key_data, key_data_len);
key_put_out:
key_put(key);
@@ -1225,10 +1222,7 @@ long keyctl_instantiate_key_common(key_serial_t id,
keyctl_change_reqkey_auth(NULL);
error2:
- if (payload) {
- memzero_explicit(payload, plen);
- kvfree(payload);
- }
+ kvfree_sensitive(payload, plen);
error:
return ret;
}