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Date: Thu, 27 Dec 2012 10:37:32 -0600 From: Larry Finger <Larry.Finger@...inger.net> To: linville@...driver.com Cc: linux-wireless@...r.kernel.org, Larry Finger <Larry.Finger@...inger.net>, netdev@...r.kernel.org Subject: [PATCH 3.8 5/5 V2] 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@...inger.net> --- drivers/net/wireless/rtlwifi/rtl8723ae/trx.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) No change in V2 diff --git a/drivers/net/wireless/rtlwifi/rtl8723ae/trx.c b/drivers/net/wireless/rtlwifi/rtl8723ae/trx.c index 87331d8..7ddd517 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 +548,11 @@ 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) -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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