Workarounds the following warning:
 WARNING: CPU: 8 PID: 1711 at mm/page_alloc.c:3531 
__alloc_pages_nodemask+0x311/0x610
 order 3 >= 3, gfp 0xc0d0
 CPU: 8 PID: 1711 Comm: kworker/8:2 ve: 0 Tainted: G               ------------ 
T 3.10.0-957.1.3.vz7.83.12 #1 83.12
 Call Trace:
  [<ffffffff9e391fd8>] dump_stack+0x19/0x1b
  [<ffffffff9dc98778>] __warn+0xd8/0x100
  [<ffffffff9dc987ff>] warn_slowpath_fmt+0x5f/0x80
  [<ffffffff9ddd4371>] __alloc_pages_nodemask+0x311/0x610
  [<ffffffff9de26a78>] alloc_pages_current+0x98/0x110
  [<ffffffff9ddf1ae8>] kmalloc_order+0x18/0x40
  [<ffffffff9ddf1b36>] kmalloc_order_trace+0x26/0xa0
  [<ffffffffc08efa42>] i40iw_open.part.10+0x42/0x17f0 [i40iw]
  [<ffffffffc08f122b>] i40iw_open+0x3b/0x50 [i40iw]
  [<ffffffffc04f19cd>] i40e_client_subtask+0xbd/0x130 [i40e]
  [<ffffffffc04d408f>] i40e_service_task+0x62f/0x1360 [i40e]
  [<ffffffff9dcbc1e2>] process_one_work+0x182/0x440
  [<ffffffff9dcbd396>] worker_thread+0x126/0x3c0
  [<ffffffff9dcc4401>] kthread+0xd1/0xe0
  [<ffffffff9e3a4cf7>] ret_from_fork_nospec_begin+0x21/0x21

https://pmc.acronis.com/browse/VSTOR-20675
Signed-off-by: Andrey Ryabinin <aryabi...@virtuozzo.com>
---
 drivers/infiniband/hw/i40iw/i40iw_main.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/infiniband/hw/i40iw/i40iw_main.c 
b/drivers/infiniband/hw/i40iw/i40iw_main.c
index fad8d41efd1d..cc19eb328a13 100644
--- a/drivers/infiniband/hw/i40iw/i40iw_main.c
+++ b/drivers/infiniband/hw/i40iw/i40iw_main.c
@@ -1538,7 +1538,7 @@ static void i40iw_deinit_device(struct i40iw_device 
*iwdev)
        }
 
        i40iw_del_handler(i40iw_find_i40e_handler(ldev));
-       kfree(iwdev->hdl);
+       kvfree(iwdev->hdl);
 }
 
 /**
@@ -1636,7 +1636,7 @@ static int i40iw_open(struct i40e_info *ldev, struct 
i40e_client *client)
        if (hdl)
                return 0;
 
-       hdl = kzalloc(sizeof(*hdl), GFP_KERNEL);
+       hdl = kvzalloc(sizeof(*hdl), GFP_KERNEL);
        if (!hdl)
                return -ENOMEM;
        iwdev = &hdl->device;
-- 
2.19.2

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