3.16.39-rc1 review patch. If anyone has any objections, please let me know.
------------------ From: Jan Beulich <[email protected]> commit 9a035a40f7f3f6708b79224b86c5777a3334f7ea upstream. This should really only be done for XS_TRANSACTION_END messages, or else at least some of the xenstore-* tools don't work anymore. Fixes: 0beef634b8 ("xenbus: don't BUG() on user mode induced condition") Reported-by: Richard Schütz <[email protected]> Signed-off-by: Jan Beulich <[email protected]> Tested-by: Richard Schütz <[email protected]> Signed-off-by: David Vrabel <[email protected]> Cc: Ed Swierk <[email protected]> Signed-off-by: Ben Hutchings <[email protected]> --- drivers/xen/xenbus/xenbus_dev_frontend.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/xen/xenbus/xenbus_dev_frontend.c +++ b/drivers/xen/xenbus/xenbus_dev_frontend.c @@ -316,7 +316,7 @@ static int xenbus_write_transaction(unsi rc = -ENOMEM; goto out; } - } else { + } else if (msg_type == XS_TRANSACTION_END) { list_for_each_entry(trans, &u->transactions, list) if (trans->handle.id == u->u.msg.tx_id) break;
