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NTB: Fix dereference before check 

Remove early dereference of a pointer that is checked later in the code.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Allen Hubbe <Allen.Hubbe@emc.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
hifive-unleashed-5.1
Allen Hubbe 2015-07-13 08:07:14 -04:00 committed by Jon Mason
parent 8c9edf63e7
commit 30a4bb1e5a
1 changed files with 1 additions and 2 deletions
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3
drivers/ntb/ntb_transport.c
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@ -1692,7 +1692,6 @@ EXPORT_SYMBOL_GPL(ntb_transport_create_queue);
*/
void ntb_transport_free_queue(struct ntb_transport_qp *qp)
{
struct ntb_transport_ctx *nt = qp->transport;
struct pci_dev *pdev;
struct ntb_queue_entry *entry;
u64 qp_bit;
@ -1745,7 +1744,7 @@ void ntb_transport_free_queue(struct ntb_transport_qp *qp)
while ((entry = ntb_list_rm(&qp->ntb_tx_free_q_lock, &qp->tx_free_q)))
kfree(entry);
nt->qp_bitmap_free |= qp_bit;
qp->transport->qp_bitmap_free |= qp_bit;
dev_info(&pdev->dev, "NTB Transport QP %d freed\n", qp->qp_num);
}