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path: root/fs/cifs/smb2pdu.c
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Diffstat (limited to 'fs/cifs/smb2pdu.c')
-rw-r--r--fs/cifs/smb2pdu.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 2c484d47c592..4b71f4a92f76 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -1453,6 +1453,7 @@ SMB2_auth_kerberos(struct SMB2_sess_data *sess_data)
/* keep session key if binding */
if (!is_binding) {
+ kfree_sensitive(ses->auth_key.response);
ses->auth_key.response = kmemdup(msg->data, msg->sesskey_len,
GFP_KERNEL);
if (!ses->auth_key.response) {
@@ -1482,8 +1483,11 @@ SMB2_auth_kerberos(struct SMB2_sess_data *sess_data)
out_put_spnego_key:
key_invalidate(spnego_key);
key_put(spnego_key);
- if (rc)
+ if (rc) {
kfree_sensitive(ses->auth_key.response);
+ ses->auth_key.response = NULL;
+ ses->auth_key.len = 0;
+ }
out:
sess_data->result = rc;
sess_data->func = NULL;