[patch] IB/usnic: use GFP_ATOMIC under spinlock

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This is called from qp_grp_and_vf_bind() and we are holding the
"vf->lock" so the allocation can't sleep.

Fixes: e3cf00d0a87f ('IB/usnic: Add Cisco VIC low-level hardware driver')
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

diff --git a/drivers/infiniband/hw/usnic/usnic_uiom.c b/drivers/infiniband/hw/usnic/usnic_uiom.c
index ae6934c0d05a..16755cdab2c0 100644
--- a/drivers/infiniband/hw/usnic/usnic_uiom.c
+++ b/drivers/infiniband/hw/usnic/usnic_uiom.c
@@ -498,7 +498,7 @@ int usnic_uiom_attach_dev_to_pd(struct usnic_uiom_pd *pd, struct device *dev)
 	struct usnic_uiom_dev *uiom_dev;
 	int err;
 
-	uiom_dev = kzalloc(sizeof(*uiom_dev), GFP_KERNEL);
+	uiom_dev = kzalloc(sizeof(*uiom_dev), GFP_ATOMIC);
 	if (!uiom_dev)
 		return -ENOMEM;
 	uiom_dev->dev = dev;
--
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