| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.9 108/120] iw_cxgb4: Fix error return code in c4iw_rdev_open() | Date | Wed, 18 Jan 2017 11:47:06 +0100 |
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4.9-stable review patch. If anyone has any objections, please let me know.
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From: Wei Yongjun <weiyongjun1@huawei.com>
commit 15f7e3c21b76598bc6e5816d2577ce843b2b963f upstream.
Fix to return error code -ENOMEM from the __get_free_page() error handling case instead of 0, as done elsewhere in this function.
Fixes: 05eb23893c2c ("cxgb4/iw_cxgb4: Doorbell Drop Avoidance Bug Fixes") Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Acked-by: Steve Wise <swise@opengridcomputing.com> Signed-off-by: Doug Ledford <dledford@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/infiniband/hw/cxgb4/device.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
--- a/drivers/infiniband/hw/cxgb4/device.c +++ b/drivers/infiniband/hw/cxgb4/device.c @@ -828,8 +828,10 @@ static int c4iw_rdev_open(struct c4iw_rd } rdev->status_page = (struct t4_dev_status_page *) __get_free_page(GFP_KERNEL); - if (!rdev->status_page) + if (!rdev->status_page) { + err = -ENOMEM; goto destroy_ocqp_pool; + } rdev->status_page->qp_start = rdev->lldi.vr->qp.start; rdev->status_page->qp_size = rdev->lldi.vr->qp.size; rdev->status_page->cq_start = rdev->lldi.vr->cq.start;
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