diff options
| author | Larry Finger <Larry.Finger@lwfinger.net> | 2012-12-27 10:37:32 -0600 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2013-01-02 14:38:35 -0500 |
| commit | 3f009c78bb7284eb727dae6e7f74ae493add7b89 (patch) | |
| tree | be878a321f99eeb185a454d341b3ec40c599927d /drivers/net/wireless | |
| parent | f6aa93ad039910ea23d65add0a19ce0c896ea9b3 (diff) | |
rtlwifi: rtl8723ae: Fix warning for unchecked pci_map_single() call
Kernel 3.8 implements checking of all DMA mapping calls and issues
a WARNING for the first it finds that is not checked.
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/rtlwifi/rtl8723ae/trx.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/wireless/rtlwifi/rtl8723ae/trx.c b/drivers/net/wireless/rtlwifi/rtl8723ae/trx.c index 87331d826d73..a313be8c21d2 100644 --- a/drivers/net/wireless/rtlwifi/rtl8723ae/trx.c +++ b/drivers/net/wireless/rtlwifi/rtl8723ae/trx.c @@ -387,6 +387,11 @@ void rtl8723ae_tx_fill_desc(struct ieee80211_hw *hw, 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; + } if (mac->opmode == NL80211_IFTYPE_STATION) { bw_40 = mac->bw_40; } else if (mac->opmode == NL80211_IFTYPE_AP || @@ -542,6 +547,11 @@ void rtl8723ae_tx_fill_cmddesc(struct ieee80211_hw *hw, PCI_DMA_TODEVICE); __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) |