since we cast a pointer, use the correct signedness
(this was already in, and got lost in a recent update).


git-svn-id: svn+ssh://svn.freebsd.org/base/head@273479 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
cxgbe/iw_cxgbe: wake up waiters after flushing the qp.

Obtained from:	Chelsio


git-svn-id: svn+ssh://svn.freebsd.org/base/head@273480 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f