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IB/rxe: double free on error

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[ Upstream commit ded260235308f340b979258a4c736e06ba12c747 ]

"goto err;" has it's own kfree_skb() call so it's a double free.  We
only need to free on the "goto exit;" path.

Fixes: 8700e3e7c485 ("Soft RoCE driver")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dan Carpenter 2017-03-08 08:21:52 +03:00 committed by Greg Kroah-Hartman
parent 7f077afe94
commit 2f0e39f2e3
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/sw/rxe/rxe_req.c
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@ -726,11 +726,11 @@ next_wqe:
ret = rxe_xmit_packet(to_rdev(qp->ibqp.device), qp, &pkt, skb);
if (ret) {
qp->need_req_skb = 1;
kfree_skb(skb);
rollback_state(wqe, qp, &rollback_wqe, rollback_psn);
if (ret == -EAGAIN) {
kfree_skb(skb);
rxe_run_task(&qp->req.task, 1);
goto exit;
}