[PATCH 1/5] qlge: bugfix: Add missing pci_mapping_err checking.
From: Ron Mercer <hidden>
Date: 2008-12-30 21:12:24
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Signed-off-by: Ron Mercer <redacted> --- drivers/net/qlge/qlge_main.c | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c
index 718a7bd..c6ab6a4 100644
--- a/drivers/net/qlge/qlge_main.c
+++ b/drivers/net/qlge/qlge_main.c@@ -963,6 +963,11 @@ static void ql_update_sbq(struct ql_adapter *qdev, struct rx_ring *rx_ring) sbq_desc->p.skb->data, rx_ring->sbq_buf_size / 2, PCI_DMA_FROMDEVICE); + if (pci_dma_mapping_error(qdev->pdev, map)) { + QPRINTK(qdev, IFUP, ERR, "PCI mapping failed.\n"); + rx_ring->sbq_clean_idx = clean_idx; + return; + } pci_unmap_addr_set(sbq_desc, mapaddr, map); pci_unmap_len_set(sbq_desc, maplen, rx_ring->sbq_buf_size / 2);
--
1.6.0