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rtlwifi: rtl8188ee: rtl8723ae: rtl8821ae: Initialize some variables 

In a number of places, kmalloc or valloc were used to acquire memory.
To ensure that these locations are correctly initialized, the calls were
changed to kzalloc and vzalloc. The change fixes a problem that was causing
HT operations to be cancelled.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Larry Finger 2014-09-26 16:40:28 -05:00 committed by John W. Linville
parent 557f933113
commit ef09396ef6
7 changed files with 18 additions and 18 deletions
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4
drivers/net/wireless/rtlwifi/efuse.c
View File

@ -251,7 +251,7 @@ void read_efuse(struct ieee80211_hw *hw, u16 _offset, u16 _size_byte, u8 *pbuf)
}
/* allocate memory for efuse_tbl and efuse_word */
efuse_tbl = kmalloc(rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE] *
efuse_tbl = kzalloc(rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE] *
sizeof(u8), GFP_ATOMIC);
if (!efuse_tbl)
return;
@ -259,7 +259,7 @@ void read_efuse(struct ieee80211_hw *hw, u16 _offset, u16 _size_byte, u8 *pbuf)
if (!efuse_word)
goto out;
for (i = 0; i < EFUSE_MAX_WORD_UNIT; i++) {
efuse_word[i] = kmalloc(efuse_max_section * sizeof(u16),
efuse_word[i] = kzalloc(efuse_max_section * sizeof(u16),
GFP_ATOMIC);
if (!efuse_word[i])
goto done;

20
drivers/net/wireless/rtlwifi/pci.c
View File

@ -2243,16 +2243,6 @@ int rtl_pci_probe(struct pci_dev *pdev,
/*like read eeprom and so on */
rtlpriv->cfg->ops->read_eeprom_info(hw);
if (rtlpriv->cfg->ops->init_sw_vars(hw)) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Can't init_sw_vars\n");
err = -ENODEV;
goto fail3;
}
rtlpriv->cfg->ops->init_sw_leds(hw);
/*aspm */
rtl_pci_init_aspm(hw);
/* Init mac80211 sw */
err = rtl_init_core(hw);
if (err) {
@ -2268,6 +2258,16 @@ int rtl_pci_probe(struct pci_dev *pdev,
goto fail3;
}
if (rtlpriv->cfg->ops->init_sw_vars(hw)) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Can't init_sw_vars\n");
err = -ENODEV;
goto fail3;
}
rtlpriv->cfg->ops->init_sw_leds(hw);
/*aspm */
rtl_pci_init_aspm(hw);
err = ieee80211_register_hw(hw);
if (err) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,

2
drivers/net/wireless/rtlwifi/rtl8188ee/sw.c
View File

@ -159,7 +159,7 @@ int rtl88e_init_sw_vars(struct ieee80211_hw *hw)
rtlpriv->psc.fwctrl_psmode = FW_PS_DTIM_MODE;
/* for firmware buf */
rtlpriv->rtlhal.pfirmware = vmalloc(0x8000);
rtlpriv->rtlhal.pfirmware = vzalloc(0x8000);
if (!rtlpriv->rtlhal.pfirmware) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
"Can't alloc buffer for fw.\n");

2
drivers/net/wireless/rtlwifi/rtl8723ae/hal_btc.c
View File

@ -1735,7 +1735,7 @@ void rtl_8723e_c2h_command_handle(struct ieee80211_hw *hw)
rtl_write_byte(rtlpriv, 0x1AF, 0x00);
return;
}
ptmp_buf = kmalloc(c2h_event.cmd_len, GFP_KERNEL);
ptmp_buf = kzalloc(c2h_event.cmd_len, GFP_KERNEL);
if (ptmp_buf == NULL) {
RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE,
"malloc cmd buf failed\n");

2
drivers/net/wireless/rtlwifi/rtl8723ae/sw.c
View File

@ -164,7 +164,7 @@ int rtl8723e_init_sw_vars(struct ieee80211_hw *hw)
rtlpriv->psc.fwctrl_psmode = FW_PS_DTIM_MODE;
/* for firmware buf */
rtlpriv->rtlhal.pfirmware = vmalloc(0x6000);
rtlpriv->rtlhal.pfirmware = vzalloc(0x6000);
if (!rtlpriv->rtlhal.pfirmware) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
"Can't alloc buffer for fw.\n");

2
drivers/net/wireless/rtlwifi/rtl8821ae/sw.c
View File

@ -95,7 +95,7 @@ static void load_wowlan_fw(struct rtl_priv *rtlpriv)
int err;
/* for wowlan firmware buf */
rtlpriv->rtlhal.wowlan_firmware = vmalloc(0x8000);
rtlpriv->rtlhal.wowlan_firmware = vzalloc(0x8000);
if (!rtlpriv->rtlhal.wowlan_firmware) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
"Can't alloc buffer for wowlan fw.\n");

4
drivers/net/wireless/rtlwifi/usb.c
View File

@ -75,11 +75,11 @@ static int _usbctrl_vendorreq_async_write(struct usb_device *udev, u8 request,
pipe = usb_sndctrlpipe(udev, 0); /* write_out */
reqtype = REALTEK_USB_VENQT_WRITE;
dr = kmalloc(sizeof(*dr), GFP_ATOMIC);
dr = kzalloc(sizeof(*dr), GFP_ATOMIC);
if (!dr)
return -ENOMEM;
databuf = kmalloc(databuf_maxlen, GFP_ATOMIC);
databuf = kzalloc(databuf_maxlen, GFP_ATOMIC);
if (!databuf) {
kfree(dr);
return -ENOMEM;