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>
diff --git a/drivers/ntb/ntb_transport.c b/drivers/ntb/ntb_transport.c
index bc556e2..1c6386d 100644
--- a/drivers/ntb/ntb_transport.c
+++ b/drivers/ntb/ntb_transport.c
@@ -1692,7 +1692,6 @@
*/
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 @@
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);
}