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authorHariprasad S <hariprasad@chelsio.com>2016-05-05 01:27:36 +0530
committerDoug Ledford <dledford@redhat.com>2016-05-05 16:11:14 -0400
commitc00dcbafac39760f567350ce0c1cef1e4bb28a64 (patch)
tree9711dbc4ecbc69551981bd941b6a50cb91331a1e /drivers/infiniband/hw/cxgb4/cm.c
parentRDMA/iw_cxgb4: don't use abort_connection in process_mpa_request() (diff)
downloadlinux-dev-c00dcbafac39760f567350ce0c1cef1e4bb28a64.tar.xz
linux-dev-c00dcbafac39760f567350ce0c1cef1e4bb28a64.zip
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>
Diffstat (limited to '')
-rw-r--r--drivers/infiniband/hw/cxgb4/cm.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 44e0bc409d59..aea69ca495f3 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -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;
}
}