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authorPing-Ke Shih <pkshih@realtek.com>2022-07-27 14:52:32 +0800
committerKalle Valo <kvalo@kernel.org>2022-08-09 08:48:59 +0300
commitdcbf179cbc18f66976740d28fbcfab75be514d16 (patch)
tree4ee45ec9cc4ade41ee976cc2899b20d50d0a8e32 /drivers/net/wireless/realtek/rtw88/pci.c
parent86331c7e0cd819bf0c1d0dcf895e0c90b0aa9a6f (diff)
wifi: rtw88: access chip_info by const pointer
Since chip_info has became const table, we must access them via const pointer to avoid invalid writing. Signed-off-by: Ping-Ke Shih <pkshih@realtek.com> Signed-off-by: Kalle Valo <kvalo@kernel.org> Link: https://lore.kernel.org/r/20220727065232.28510-1-pkshih@realtek.com
Diffstat (limited to 'drivers/net/wireless/realtek/rtw88/pci.c')
-rw-r--r--drivers/net/wireless/realtek/rtw88/pci.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/pci.c b/drivers/net/wireless/realtek/rtw88/pci.c
index 24d5695363d3..7abb1e22b708 100644
--- a/drivers/net/wireless/realtek/rtw88/pci.c
+++ b/drivers/net/wireless/realtek/rtw88/pci.c
@@ -322,7 +322,7 @@ static int rtw_pci_init_trx_ring(struct rtw_dev *rtwdev)
struct rtw_pci *rtwpci = (struct rtw_pci *)rtwdev->priv;
struct rtw_pci_tx_ring *tx_ring;
struct rtw_pci_rx_ring *rx_ring;
- struct rtw_chip_info *chip = rtwdev->chip;
+ const struct rtw_chip_info *chip = rtwdev->chip;
int i = 0, j = 0, tx_alloced = 0, rx_alloced = 0;
int tx_desc_size, rx_desc_size;
u32 len;
@@ -721,7 +721,7 @@ static void rtw_pci_dma_check(struct rtw_dev *rtwdev,
u32 idx)
{
struct rtw_pci *rtwpci = (struct rtw_pci *)rtwdev->priv;
- struct rtw_chip_info *chip = rtwdev->chip;
+ const struct rtw_chip_info *chip = rtwdev->chip;
struct rtw_pci_rx_buffer_desc *buf_desc;
u32 desc_sz = chip->rx_buf_desc_sz;
u16 total_pkt_size;
@@ -834,7 +834,7 @@ static int rtw_pci_tx_write_data(struct rtw_dev *rtwdev,
struct sk_buff *skb, u8 queue)
{
struct rtw_pci *rtwpci = (struct rtw_pci *)rtwdev->priv;
- struct rtw_chip_info *chip = rtwdev->chip;
+ const struct rtw_chip_info *chip = rtwdev->chip;
struct rtw_pci_tx_ring *ring;
struct rtw_pci_tx_data *tx_data;
dma_addr_t dma;
@@ -1073,7 +1073,7 @@ static int rtw_pci_get_hw_rx_ring_nr(struct rtw_dev *rtwdev,
static u32 rtw_pci_rx_napi(struct rtw_dev *rtwdev, struct rtw_pci *rtwpci,
u8 hw_queue, u32 limit)
{
- struct rtw_chip_info *chip = rtwdev->chip;
+ const struct rtw_chip_info *chip = rtwdev->chip;
struct napi_struct *napi = &rtwpci->napi;
struct rtw_pci_rx_ring *ring = &rtwpci->rx_rings[RTW_RX_QUEUE_MPDU];
struct rtw_rx_pkt_stat pkt_stat;
@@ -1425,7 +1425,7 @@ static void rtw_pci_link_ps(struct rtw_dev *rtwdev, bool enter)
static void rtw_pci_link_cfg(struct rtw_dev *rtwdev)
{
- struct rtw_chip_info *chip = rtwdev->chip;
+ const struct rtw_chip_info *chip = rtwdev->chip;
struct rtw_pci *rtwpci = (struct rtw_pci *)rtwdev->priv;
struct pci_dev *pdev = rtwpci->pdev;
u16 link_ctrl;
@@ -1467,7 +1467,7 @@ static void rtw_pci_link_cfg(struct rtw_dev *rtwdev)
static void rtw_pci_interface_cfg(struct rtw_dev *rtwdev)
{
- struct rtw_chip_info *chip = rtwdev->chip;
+ const struct rtw_chip_info *chip = rtwdev->chip;
switch (chip->id) {
case RTW_CHIP_TYPE_8822C:
@@ -1483,7 +1483,7 @@ static void rtw_pci_interface_cfg(struct rtw_dev *rtwdev)
static void rtw_pci_phy_cfg(struct rtw_dev *rtwdev)
{
struct rtw_pci *rtwpci = (struct rtw_pci *)rtwdev->priv;
- struct rtw_chip_info *chip = rtwdev->chip;
+ const struct rtw_chip_info *chip = rtwdev->chip;
struct pci_dev *pdev = rtwpci->pdev;
const struct rtw_intf_phy_para *para;
u16 cut;
@@ -1538,7 +1538,7 @@ static int __maybe_unused rtw_pci_suspend(struct device *dev)
{
struct ieee80211_hw *hw = dev_get_drvdata(dev);
struct rtw_dev *rtwdev = hw->priv;
- struct rtw_chip_info *chip = rtwdev->chip;
+ const struct rtw_chip_info *chip = rtwdev->chip;
struct rtw_efuse *efuse = &rtwdev->efuse;
if (chip->id == RTW_CHIP_TYPE_8822C && efuse->rfe_option == 6)
@@ -1550,7 +1550,7 @@ static int __maybe_unused rtw_pci_resume(struct device *dev)
{
struct ieee80211_hw *hw = dev_get_drvdata(dev);
struct rtw_dev *rtwdev = hw->priv;
- struct rtw_chip_info *chip = rtwdev->chip;
+ const struct rtw_chip_info *chip = rtwdev->chip;
struct rtw_efuse *efuse = &rtwdev->efuse;
if (chip->id == RTW_CHIP_TYPE_8822C && efuse->rfe_option == 6)
@@ -1848,7 +1848,7 @@ void rtw_pci_shutdown(struct pci_dev *pdev)
{
struct ieee80211_hw *hw = pci_get_drvdata(pdev);
struct rtw_dev *rtwdev;
- struct rtw_chip_info *chip;
+ const struct rtw_chip_info *chip;
if (!hw)
return;