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IB/rxe: fix GFP_KERNEL in spinlock context

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There is skb_clone(skb, GFP_KERNEL) in spinlock context
in rxe_rcv_mcast_pkt().

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Acked-by: Moni Shoua <monis@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Alexey Khoroshilov 2016-09-02 23:46:53 +03:00 committed by Doug Ledford
parent 16170d9c10
commit 5e102b3b4f
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/sw/rxe/rxe_recv.c
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@ -312,7 +312,7 @@ static void rxe_rcv_mcast_pkt(struct rxe_dev *rxe, struct sk_buff *skb)
* make a copy of the skb to post to the next qp * make a copy of the skb to post to the next qp
*/ */
skb_copy = (mce->qp_list.next != &mcg->qp_list) ? skb_copy = (mce->qp_list.next != &mcg->qp_list) ?
skb_clone(skb, GFP_KERNEL) : NULL; skb_clone(skb, GFP_ATOMIC) : NULL;
pkt->qp = qp; pkt->qp = qp;
rxe_add_ref(qp); rxe_add_ref(qp);