diff options
| author | John W. Linville | 2013-01-28 19:54:03 +0100 |
|---|---|---|
| committer | John W. Linville | 2013-01-28 19:54:03 +0100 |
| commit | 9ebea3829fac7505e0cd2642fbd13cfa9c038831 (patch) | |
| tree | ed690568a27b7231b8a507e8ba07c1ae34868e5c /drivers/net/wireless/rtlwifi/rtl8192ce/trx.c | |
| parent | ath9k_hw: remove a useless WARN_ON (diff) | |
| parent | mwifiex: fix typo in PCIe adapter NULL check (diff) | |
| download | kernel-qcow2-linux-9ebea3829fac7505e0cd2642fbd13cfa9c038831.tar.gz kernel-qcow2-linux-9ebea3829fac7505e0cd2642fbd13cfa9c038831.tar.xz kernel-qcow2-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/rtl8192ce/trx.c')
| -rw-r--r-- | drivers/net/wireless/rtlwifi/rtl8192ce/trx.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c index 173424756149..c31795e379f7 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c @@ -611,8 +611,14 @@ void rtl92ce_tx_fill_desc(struct ieee80211_hw *hw, dma_addr_t mapping = pci_map_single(rtlpci->pdev, skb->data, skb->len, PCI_DMA_TODEVICE); + u8 bw_40 = 0; + if (pci_dma_mapping_error(rtlpci->pdev, mapping)) { + RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, + "DMA mapping error"); + return; + } rcu_read_lock(); sta = get_sta(hw, mac->vif, mac->bssid); if (mac->opmode == NL80211_IFTYPE_STATION) { @@ -774,6 +780,11 @@ void rtl92ce_tx_fill_cmddesc(struct ieee80211_hw *hw, struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data); __le16 fc = hdr->frame_control; + if (pci_dma_mapping_error(rtlpci->pdev, mapping)) { + RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, + "DMA mapping error"); + return; + } CLEAR_PCI_TX_DESC_CONTENT(pdesc, TX_DESC_SIZE); if (firstseg) |