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authorWei Yongjun <weiyongjun1@huawei.com>2016-09-17 00:41:37 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-01-19 20:18:07 +0100
commit4b07d85374f582fc3aa009deda62fcc26713146a (patch)
tree70abbdf733a30695ab750ea346b777593c4845d0
parentaa3ee06a2ae2fe7b7b65fc9a82d52b96f99ab1d6 (diff)
iw_cxgb4: Fix error return code in c4iw_rdev_open()
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>
-rw-r--r--drivers/infiniband/hw/cxgb4/device.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/cxgb4/device.c b/drivers/infiniband/hw/cxgb4/device.c
index 93e3d270a98a..b99dc9e0ffb2 100644
--- 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_rdev *rdev)
}
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;