4.11-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Israel Rukshin <[email protected]>

commit 95c2ef50c726a51d580c35ae8dccd383abaa8701 upstream.

If srp_init_qp() fails at srp_create_ch_ib() then ch->send_cq
may be NULL.
Calling directly to ib_destroy_qp() is sufficient because
no work requests were posted on the created qp.

Fixes: 9294000d6d89 ("IB/srp: Drain the send queue before destroying a QP")
Signed-off-by: Israel Rukshin <[email protected]>
Reviewed-by: Max Gurtovoy <[email protected]>
Reviewed-by: Bart van Assche <[email protected]>--
Signed-off-by: Doug Ledford <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

---
 drivers/infiniband/ulp/srp/ib_srp.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -570,7 +570,7 @@ static int srp_create_ch_ib(struct srp_r
        return 0;
 
 err_qp:
-       srp_destroy_qp(ch, qp);
+       ib_destroy_qp(qp);
 
 err_send_cq:
        ib_free_cq(send_cq);


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