From 2f0e39f2e3d77eb086995a99c8361d7f13020120 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Wed, 8 Mar 2017 08:21:52 +0300 Subject: [PATCH] IB/rxe: double free on error [ 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 Signed-off-by: Doug Ledford Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/infiniband/sw/rxe/rxe_req.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/infiniband/sw/rxe/rxe_req.c b/drivers/infiniband/sw/rxe/rxe_req.c index 9d084780ac91..5b0ca35c06ab 100644 --- a/drivers/infiniband/sw/rxe/rxe_req.c +++ b/drivers/infiniband/sw/rxe/rxe_req.c @@ -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; } -- 2.17.1