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    Subject[PATCH 4.9 069/109] RDMA/qedr: Return success when not changing QP state
    Date
    4.9-stable review patch.  If anyone has any objections, please let me know.

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

    From: Ram Amrani <Ram.Amrani@Cavium.com>


    [ Upstream commit 865cea40b69741c3da2574176876463233b2b67c ]

    If the user is requesting us to change the QP state to the same state
    that it is already in, return success instead of failure.

    Signed-off-by: Ram Amrani <Ram.Amrani@cavium.com>
    Signed-off-by: Michal Kalderon <Michal.Kalderon@cavium.com>
    Signed-off-by: Doug Ledford <dledford@redhat.com>
    Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
    ---
    drivers/infiniband/hw/qedr/verbs.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    --- a/drivers/infiniband/hw/qedr/verbs.c
    +++ b/drivers/infiniband/hw/qedr/verbs.c
    @@ -1653,7 +1653,7 @@ static int qedr_update_qp_state(struct q
    int status = 0;

    if (new_state == qp->state)
    - return 1;
    + return 0;

    switch (qp->state) {
    case QED_ROCE_QP_STATE_RESET:

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