diff options
| author | John W. Linville <linville@tuxdriver.com> | 2013-01-28 13:54:03 -0500 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2013-01-28 13:54:03 -0500 |
| commit | 9ebea3829fac7505e0cd2642fbd13cfa9c038831 (patch) | |
| tree | ed690568a27b7231b8a507e8ba07c1ae34868e5c /drivers/net/wireless/rtlwifi/rtl8192de | |
| parent | c5e818ef081c4144177fdbdeed154332cd7e4d7a (diff) | |
| parent | 83f0c6d1f502bd75bb4a9e31e8d64e59c6894ad1 (diff) | |
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/rtl8192de')
| -rw-r--r-- | drivers/net/wireless/rtlwifi/rtl8192de/trx.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/trx.c b/drivers/net/wireless/rtlwifi/rtl8192de/trx.c index 3c8754e9b394..cdb570ffb4b5 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192de/trx.c +++ b/drivers/net/wireless/rtlwifi/rtl8192de/trx.c @@ -587,6 +587,11 @@ void rtl92de_tx_fill_desc(struct ieee80211_hw *hw, buf_len = skb->len; mapping = pci_map_single(rtlpci->pdev, skb->data, skb->len, PCI_DMA_TODEVICE); + 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, sizeof(struct tx_desc_92d)); if (ieee80211_is_nullfunc(fc) || ieee80211_is_ctl(fc)) { firstseg = true; @@ -740,6 +745,11 @@ void rtl92de_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) SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN); |