qlge: bugfix: Add missing put_page() call.

We put the page back if we can't get mapping for it.  We don't
want unmapped buffers on our receive buffer queue.

Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c
index 69f7d057dd27..5b75fc9a26ba 100644
--- a/drivers/net/qlge/qlge_main.c
+++ b/drivers/net/qlge/qlge_main.c
@@ -907,6 +907,8 @@ static void ql_update_lbq(struct ql_adapter *qdev, struct rx_ring *rx_ring)
                                                    0, PAGE_SIZE,
                                                    PCI_DMA_FROMDEVICE);
                                 if (pci_dma_mapping_error(qdev->pdev, map)) {
+                                        put_page(lbq_desc->p.lbq_page);
+                                        lbq_desc->p.lbq_page = NULL;
                                         QPRINTK(qdev, RX_STATUS, ERR,
                                                 "PCI mapping failed.\n");
                                         return;