diff options
| author | Qiushi Wu <wu000273@umn.edu> | 2020-05-22 13:45:18 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-05-27 17:37:44 +0200 |
| commit | e7980748ed5a609a0a011c400a3fb620fa6f34d6 (patch) | |
| tree | 034b1fb8643b86871de63d3e4fcfec7e8f56164d /net/rxrpc | |
| parent | 0ce2f76e97d8ff16565d86b1d43645c4fabd38fa (diff) | |
rxrpc: Fix a memory leak in rxkad_verify_response()
commit f45d01f4f30b53c3a0a1c6c1c154acb7ff74ab9f upstream.
A ticket was not released after a call of the function
"rxkad_decrypt_ticket" failed. Thus replace the jump target
"temporary_error_free_resp" by "temporary_error_free_ticket".
Fixes: 8c2f826dc3631 ("rxrpc: Don't put crypto buffers on the stack")
Signed-off-by: Qiushi Wu <wu000273@umn.edu>
Signed-off-by: David Howells <dhowells@redhat.com>
cc: Markus Elfring <Markus.Elfring@web.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/rxrpc')
| -rw-r--r-- | net/rxrpc/rxkad.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c index cea16838d588..dce7bdc73de4 100644 --- a/net/rxrpc/rxkad.c +++ b/net/rxrpc/rxkad.c @@ -1118,7 +1118,7 @@ static int rxkad_verify_response(struct rxrpc_connection *conn, ret = rxkad_decrypt_ticket(conn, skb, ticket, ticket_len, &session_key, &expiry, _abort_code); if (ret < 0) - goto temporary_error_free_resp; + goto temporary_error_free_ticket; /* use the session key from inside the ticket to decrypt the * response */ @@ -1200,7 +1200,6 @@ protocol_error: temporary_error_free_ticket: kfree(ticket); -temporary_error_free_resp: kfree(response); temporary_error: /* Ignore the response packet if we got a temporary error such as |