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authorJohn W. Linville <linville@tuxdriver.com>2013-01-28 19:54:03 +0100
committerJohn W. Linville <linville@tuxdriver.com>2013-01-28 19:54:03 +0100
commit9ebea3829fac7505e0cd2642fbd13cfa9c038831 (patch)
treeed690568a27b7231b8a507e8ba07c1ae34868e5c /drivers/net/wireless/rtlwifi/pci.c
parentath9k_hw: remove a useless WARN_ON (diff)
parentmwifiex: fix typo in PCIe adapter NULL check (diff)
downloadlinux-9ebea3829fac7505e0cd2642fbd13cfa9c038831.tar.xz
linux-9ebea3829fac7505e0cd2642fbd13cfa9c038831.zip
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
Conflicts: drivers/net/wireless/ath/ath9k/main.c drivers/net/wireless/iwlwifi/dvm/tx.c
Diffstat (limited to 'drivers/net/wireless/rtlwifi/pci.c')
-rw-r--r--drivers/net/wireless/rtlwifi/pci.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c
index 3deacafdcd5e..4261e8ecc4c3 100644
--- a/drivers/net/wireless/rtlwifi/pci.c
+++ b/drivers/net/wireless/rtlwifi/pci.c
@@ -743,6 +743,8 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw)
done:
bufferaddress = (*((dma_addr_t *)skb->cb));
+ if (pci_dma_mapping_error(rtlpci->pdev, bufferaddress))
+ return;
tmp_one = 1;
rtlpriv->cfg->ops->set_desc((u8 *) pdesc, false,
HW_DESC_RXBUFF_ADDR,
@@ -1115,6 +1117,10 @@ static int _rtl_pci_init_rx_ring(struct ieee80211_hw *hw)
PCI_DMA_FROMDEVICE);
bufferaddress = (*((dma_addr_t *)skb->cb));
+ if (pci_dma_mapping_error(rtlpci->pdev, bufferaddress)) {
+ dev_kfree_skb_any(skb);
+ return 1;
+ }
rtlpriv->cfg->ops->set_desc((u8 *)entry, false,
HW_DESC_RXBUFF_ADDR,
(u8 *)&bufferaddress);