Commit c00dcbaf authored May 05, 2016 by Hariprasad S Committed by Doug Ledford May 05, 2016

RDMA/iw_cxgb4: move QP -> ERROR on fatal disconnect errors



In c4iw_ep_disconnect(), if we fail to initiate a close operation, then
move the qp to ERROR to disassociate the ep from the qp.  Failure to do
this will leak the ep resources.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

parent fd6aabe4

drivers/infiniband/hw/cxgb4/cm.c

+13 −0

Original line number	Diff line number	Diff line
		@@ -3509,6 +3509,19 @@ int c4iw_ep_disconnect(struct c4iw_ep *ep, int abrupt, gfp_t gfp)
		stop_ep_timer(ep);
		close_complete_upcall(ep, -EIO);
		}
		if (ep->com.qp) {
		struct c4iw_qp_attributes attrs;

		attrs.next_state = C4IW_QP_STATE_ERROR;
		ret = c4iw_modify_qp(ep->com.qp->rhp,
		ep->com.qp,
		C4IW_QP_ATTR_NEXT_STATE,
		&attrs, 1);
		if (ret)
		pr_err(MOD
		"%s - qp <- error failed!\n",
		__func__);
		}
		fatal = 1;
		}
		}