[PATCH v2 3/3] staging: r8188eu: Fix smatch warnings in os_dep/*.c

From: Larry Finger
Date: Wed Aug 11 2021 - 21:53:07 EST


Smatch shows the following:

drivers/staging/r8188eu/os_dep/ioctl_linux.c:1478 rtw_wx_set_essid() warn: inconsistent indenting
drivers/staging/r8188eu/os_dep/ioctl_linux.c:1479 rtw_wx_set_essid() warn: inconsistent indenting
drivers/staging/r8188eu/os_dep/ioctl_linux.c:1481 rtw_wx_set_essid() warn: inconsistent indenting
drivers/staging/r8188eu/os_dep/ioctl_linux.c:1555 rtw_wx_set_rate() warn: inconsistent indenting
drivers/staging/r8188eu/os_dep/ioctl_linux.c:2596 rtw_wps_start() warn: variable dereferenced before check 'pdata' (see line 2590)
drivers/staging/r8188eu/os_dep/ioctl_linux.c:2790 rtw_p2p_profilefound() warn: inconsistent indenting
drivers/staging/r8188eu/os_dep/ioctl_linux.c:4846 rtw_set_encryption() warn: inconsistent indenting
drivers/staging/r8188eu/os_dep/ioctl_linux.c:5628 rtw_mp_efuse_get() warn: inconsistent indenting
drivers/staging/r8188eu/os_dep/ioctl_linux.c:7251 rtw_mp_set() warn: inconsistent indenting
drivers/staging/r8188eu/os_dep/ioctl_linux.c:7255 rtw_mp_set() warn: inconsistent indenting
drivers/staging/r8188eu/os_dep/ioctl_linux.c:7310 rtw_mp_get() warn: inconsistent indenting
drivers/staging/r8188eu/os_dep/ioctl_linux.c:7345 rtw_mp_get() warn: inconsistent indenting
drivers/staging/r8188eu/os_dep/ioctl_linux.c:7349 rtw_mp_get() warn: inconsistent indenting
drivers/staging/r8188eu/os_dep/mlme_linux.c:106 rtw_os_indicate_disconnect() warn: inconsistent indenting
drivers/staging/r8188eu/os_dep/os_intfs.c:1118 ips_netdrv_open() warn: inconsistent indenting
drivers/staging/r8188eu/os_dep/osdep_service.c:37 rtw_atoi() warn: inconsistent indenting
drivers/staging/r8188eu/os_dep/recv_linux.c:65 rtw_os_recvbuf_resource_free() warn: inconsistent indenting
drivers/staging/r8188eu/os_dep/usb_intf.c:338 rtw_hw_suspend() warn: variable dereferenced before check 'padapter' (see line 327)
drivers/staging/r8188eu/os_dep/usb_intf.c:381 rtw_hw_suspend() warn: inconsistent indenting
drivers/staging/r8188eu/os_dep/usb_intf.c:394 rtw_hw_resume() warn: variable dereferenced before check 'padapter' (see line 391)
drivers/staging/r8188eu/os_dep/usb_intf.c:506 rtw_resume() warn: inconsistent indenting

Signed-off-by: Larry Finger <Larry.Finger@xxxxxxxxxxxx>
---
v2 - patch respun due to conflicts
---
drivers/staging/r8188eu/os_dep/ioctl_linux.c | 26 ++--
drivers/staging/r8188eu/os_dep/mlme_linux.c | 3 +-
drivers/staging/r8188eu/os_dep/os_intfs.c | 2 +-
.../staging/r8188eu/os_dep/osdep_service.c | 2 +-
drivers/staging/r8188eu/os_dep/recv_linux.c | 8 +-
drivers/staging/r8188eu/os_dep/usb_intf.c | 117 +++++++++---------
6 files changed, 77 insertions(+), 81 deletions(-)

diff --git a/drivers/staging/r8188eu/os_dep/ioctl_linux.c b/drivers/staging/r8188eu/os_dep/ioctl_linux.c
index 84486ba6193d..d059b738b348 100644
--- a/drivers/staging/r8188eu/os_dep/ioctl_linux.c
+++ b/drivers/staging/r8188eu/os_dep/ioctl_linux.c
@@ -1475,8 +1475,8 @@ static int rtw_wx_set_essid(struct net_device *dev,
src_ssid = ndis_ssid.Ssid;

spin_lock_bh(&queue->lock);
- phead = get_list_head(queue);
- pmlmepriv->pscanned = phead->next;
+ phead = get_list_head(queue);
+ pmlmepriv->pscanned = phead->next;

while (phead != pmlmepriv->pscanned) {
pnetwork = container_of(pmlmepriv->pscanned, struct wlan_network, list);
@@ -1552,7 +1552,7 @@ static int rtw_wx_set_rate(struct net_device *dev,
u32 target_rate = wrqu->bitrate.value;
u32 fixed = wrqu->bitrate.fixed;
u32 ratevalue = 0;
- u8 mpdatarate[NumRates] = {11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, 0xff};
+ u8 mpdatarate[NumRates] = {11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, 0xff};

if (target_rate == -1) {
ratevalue = 11;
@@ -2587,13 +2587,15 @@ static int rtw_wps_start(struct net_device *dev,
struct iw_point *pdata = &wrqu->data;
u32 u32wps_start = 0;

+ if (!pdata)
+ return -EINVAL;
ret = copy_from_user((void *)&u32wps_start, pdata->pointer, 4);
if (ret) {
ret = -EINVAL;
goto exit;
}

- if (padapter->bDriverStopped || !pdata) {
+ if (padapter->bDriverStopped) {
ret = -EINVAL;
goto exit;
}
@@ -2787,8 +2789,8 @@ static int rtw_p2p_profilefound(struct net_device *dev,
DBG_88E("[%s] In value = %s, len = %d\n", __func__, extra, wrqu->data.length - 1);

/* The upper application should pass the SSID to driver by using this rtw_p2p_profilefound function. */
- if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) {
- if (extra[0] == '0') {
+ if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) {
+ if (extra[0] == '0') {
/* Remove all the profile information of wifidirect_info structure. */
memset(&pwdinfo->profileinfo[0], 0x00, sizeof(struct profile_info) * P2P_MAX_PERSISTENT_GROUP_NUM);
pwdinfo->profileindex = 0;
@@ -4657,7 +4659,7 @@ static int rtw_mp_efuse_get(struct net_device *dev,
if (strcmp(tmp[0], "status") == 0) {
sprintf(extra, "Load File efuse =%s, Load File MAC =%s", (pEEPROM->bloadfile_fail_flag ? "FAIL" : "OK"), (pEEPROM->bloadmac_fail_flag ? "FAIL" : "OK"));

- goto exit;
+ goto exit;
} else if (strcmp(tmp[0], "filemap") == 0) {
mapLen = EFUSE_MAP_SIZE;

@@ -6280,11 +6282,11 @@ static int rtw_mp_set(struct net_device *dev,
case MP_START:
DBG_88E("set case mp_start\n");
rtw_mp_start(dev, info, wrqu, extra);
- break;
+ break;
case MP_STOP:
DBG_88E("set case mp_stop\n");
rtw_mp_stop(dev, info, wrqu, extra);
- break;
+ break;
case MP_BANDWIDTH:
DBG_88E("set case mp_bandwidth\n");
rtw_mp_bandwidth(dev, info, wrqu, extra);
@@ -6339,7 +6341,7 @@ static int rtw_mp_get(struct net_device *dev,
case READ_REG:
DBG_88E("mp_get READ_REG\n");
rtw_mp_read_reg(dev, info, wrqu, extra);
- break;
+ break;
case READ_RF:
DBG_88E("mp_get READ_RF\n");
rtw_mp_read_rf(dev, info, wrqu, extra);
@@ -6374,11 +6376,11 @@ static int rtw_mp_get(struct net_device *dev,
case EFUSE_GET:
DBG_88E("efuse get EFUSE_GET\n");
rtw_mp_efuse_get(dev, info, wdata, extra);
- break;
+ break;
case MP_DUMP:
DBG_88E("set case MP_DUMP\n");
rtw_mp_dump(dev, info, wrqu, extra);
- break;
+ break;
case MP_PSD:
DBG_88E("set case MP_PSD\n");
rtw_mp_psd(dev, info, wrqu, extra);
diff --git a/drivers/staging/r8188eu/os_dep/mlme_linux.c b/drivers/staging/r8188eu/os_dep/mlme_linux.c
index 259628cbf020..be9166f2b524 100644
--- a/drivers/staging/r8188eu/os_dep/mlme_linux.c
+++ b/drivers/staging/r8188eu/os_dep/mlme_linux.c
@@ -103,8 +103,7 @@ void rtw_os_indicate_disconnect(struct adapter *adapter)

netif_carrier_off(adapter->pnetdev); /* Do it first for tx broadcast pkt after disconnection issue! */
rtw_indicate_wx_disassoc_event(adapter);
- rtw_reset_securitypriv(adapter);
-
+ rtw_reset_securitypriv(adapter);
}

void rtw_report_sec_ie(struct adapter *adapter, u8 authmode, u8 *sec_ie)
diff --git a/drivers/staging/r8188eu/os_dep/os_intfs.c b/drivers/staging/r8188eu/os_dep/os_intfs.c
index 1eb53cf8bccb..cc7e54170948 100644
--- a/drivers/staging/r8188eu/os_dep/os_intfs.c
+++ b/drivers/staging/r8188eu/os_dep/os_intfs.c
@@ -1114,7 +1114,7 @@ static int ips_netdrv_open(struct adapter *padapter)
rtw_set_pwr_state_check_timer(&padapter->pwrctrlpriv);
_set_timer(&padapter->mlmepriv.dynamic_chk_timer, 5000);

- return _SUCCESS;
+ return _SUCCESS;

netdev_open_error:
DBG_88E("-ips_netdrv_open - drv_open failure, bup =%d\n", padapter->bup);
diff --git a/drivers/staging/r8188eu/os_dep/osdep_service.c b/drivers/staging/r8188eu/os_dep/osdep_service.c
index 9ea4e1a7c45f..c8a15959cff3 100644
--- a/drivers/staging/r8188eu/os_dep/osdep_service.c
+++ b/drivers/staging/r8188eu/os_dep/osdep_service.c
@@ -33,7 +33,7 @@ u32 rtw_atoi(u8 *s)
}
if (flag == 1)
num = num * -1;
- return num;
+ return num;
}

inline u8 *_rtw_vmalloc(u32 sz)
diff --git a/drivers/staging/r8188eu/os_dep/recv_linux.c b/drivers/staging/r8188eu/os_dep/recv_linux.c
index 74d76b2baebb..1fb01f135741 100644
--- a/drivers/staging/r8188eu/os_dep/recv_linux.c
+++ b/drivers/staging/r8188eu/os_dep/recv_linux.c
@@ -15,14 +15,14 @@

/* init os related resource in struct recv_priv */
int rtw_os_recv_resource_init(struct recv_priv *precvpriv,
- struct adapter *padapter)
+ struct adapter *padapter)
{
return _SUCCESS;
}

/* alloc os related resource in struct recv_frame */
int rtw_os_recv_resource_alloc(struct adapter *padapter,
- struct recv_frame *precvframe)
+ struct recv_frame *precvframe)
{
precvframe->pkt_newalloc = NULL;
precvframe->pkt = NULL;
@@ -36,7 +36,7 @@ void rtw_os_recv_resource_free(struct recv_priv *precvpriv)

/* alloc os related resource in struct recv_buf */
int rtw_os_recvbuf_resource_alloc(struct adapter *padapter,
- struct recv_buf *precvbuf)
+ struct recv_buf *precvbuf)
{
int res = _SUCCESS;

@@ -61,7 +61,7 @@ int rtw_os_recvbuf_resource_alloc(struct adapter *padapter,
int rtw_os_recvbuf_resource_free(struct adapter *padapter,
struct recv_buf *precvbuf)
{
- usb_free_urb(precvbuf->purb);
+ usb_free_urb(precvbuf->purb);
return _SUCCESS;
}

diff --git a/drivers/staging/r8188eu/os_dep/usb_intf.c b/drivers/staging/r8188eu/os_dep/usb_intf.c
index 6e4bf623f788..a462cb6f3005 100644
--- a/drivers/staging/r8188eu/os_dep/usb_intf.c
+++ b/drivers/staging/r8188eu/os_dep/usb_intf.c
@@ -326,6 +326,8 @@ int rtw_hw_suspend(struct adapter *padapter)
struct net_device *pnetdev = padapter->pnetdev;


+ if (!padapter)
+ goto error_exit;
if ((!padapter->bup) || (padapter->bDriverStopped) ||
(padapter->bSurpriseRemoved)) {
DBG_88E("padapter->bup=%d bDriverStopped=%d bSurpriseRemoved = %d\n",
@@ -334,50 +336,46 @@ int rtw_hw_suspend(struct adapter *padapter)
goto error_exit;
}

- if (padapter) { /* system suspend */
- LeaveAllPowerSaveMode(padapter);
+ LeaveAllPowerSaveMode(padapter);

- DBG_88E("==> rtw_hw_suspend\n");
- _enter_pwrlock(&pwrpriv->lock);
- pwrpriv->bips_processing = true;
- /* s1. */
- if (pnetdev) {
- netif_carrier_off(pnetdev);
- rtw_netif_stop_queue(pnetdev);
- }
+ DBG_88E("==> rtw_hw_suspend\n");
+ _enter_pwrlock(&pwrpriv->lock);
+ pwrpriv->bips_processing = true;
+ /* s1. */
+ if (pnetdev) {
+ netif_carrier_off(pnetdev);
+ rtw_netif_stop_queue(pnetdev);
+ }

- /* s2. */
- rtw_disassoc_cmd(padapter, 500, false);
+ /* s2. */
+ rtw_disassoc_cmd(padapter, 500, false);

- /* s2-2. indicate disconnect to os */
- {
- struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+ /* s2-2. indicate disconnect to os */
+ {
+ struct mlme_priv *pmlmepriv = &padapter->mlmepriv;

- if (check_fwstate(pmlmepriv, _FW_LINKED)) {
- _clr_fwstate_(pmlmepriv, _FW_LINKED);
+ if (check_fwstate(pmlmepriv, _FW_LINKED)) {
+ _clr_fwstate_(pmlmepriv, _FW_LINKED);

- rtw_led_control(padapter, LED_CTL_NO_LINK);
+ rtw_led_control(padapter, LED_CTL_NO_LINK);

- rtw_os_indicate_disconnect(padapter);
+ rtw_os_indicate_disconnect(padapter);

- /* donnot enqueue cmd */
- rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_DISCONNECT, 0);
- }
+ /* donnot enqueue cmd */
+ rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_DISCONNECT, 0);
}
- /* s2-3. */
- rtw_free_assoc_resources(padapter, 1);
+ }
+ /* s2-3. */
+ rtw_free_assoc_resources(padapter, 1);

- /* s2-4. */
- rtw_free_network_queue(padapter, true);
- rtw_ips_dev_unload(padapter);
- pwrpriv->rf_pwrstate = rf_off;
- pwrpriv->bips_processing = false;
+ /* s2-4. */
+ rtw_free_network_queue(padapter, true);
+ rtw_ips_dev_unload(padapter);
+ pwrpriv->rf_pwrstate = rf_off;
+ pwrpriv->bips_processing = false;

- _exit_pwrlock(&pwrpriv->lock);
- } else {
- goto error_exit;
- }
- return 0;
+ _exit_pwrlock(&pwrpriv->lock);
+ return 0;

error_exit:
DBG_88E("%s, failed\n", __func__);
@@ -386,40 +384,37 @@ int rtw_hw_suspend(struct adapter *padapter)

int rtw_hw_resume(struct adapter *padapter)
{
- struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
+ struct pwrctrl_priv *pwrpriv;
struct net_device *pnetdev = padapter->pnetdev;

+ if (!padapter)
+ goto error_exit;
+ pwrpriv = &padapter->pwrctrlpriv;
+ DBG_88E("==> rtw_hw_resume\n");
+ _enter_pwrlock(&pwrpriv->lock);
+ pwrpriv->bips_processing = true;
+ rtw_reset_drv_sw(padapter);

- if (padapter) { /* system resume */
- DBG_88E("==> rtw_hw_resume\n");
- _enter_pwrlock(&pwrpriv->lock);
- pwrpriv->bips_processing = true;
- rtw_reset_drv_sw(padapter);
-
- if (pm_netdev_open(pnetdev, false) != 0) {
- _exit_pwrlock(&pwrpriv->lock);
- goto error_exit;
- }
-
- netif_device_attach(pnetdev);
- netif_carrier_on(pnetdev);
+ if (pm_netdev_open(pnetdev, false) != 0) {
+ _exit_pwrlock(&pwrpriv->lock);
+ goto error_exit;
+ }

- if (!netif_queue_stopped(pnetdev))
- netif_start_queue(pnetdev);
- else
- netif_wake_queue(pnetdev);
+ netif_device_attach(pnetdev);
+ netif_carrier_on(pnetdev);

- pwrpriv->bkeepfwalive = false;
- pwrpriv->brfoffbyhw = false;
+ if (!netif_queue_stopped(pnetdev))
+ netif_start_queue(pnetdev);
+ else
+ netif_wake_queue(pnetdev);

- pwrpriv->rf_pwrstate = rf_on;
- pwrpriv->bips_processing = false;
+ pwrpriv->bkeepfwalive = false;
+ pwrpriv->brfoffbyhw = false;

- _exit_pwrlock(&pwrpriv->lock);
- } else {
- goto error_exit;
- }
+ pwrpriv->rf_pwrstate = rf_on;
+ pwrpriv->bips_processing = false;

+ _exit_pwrlock(&pwrpriv->lock);

return 0;
error_exit:
@@ -502,7 +497,7 @@ static int rtw_resume(struct usb_interface *pusb_intf)
struct dvobj_priv *dvobj = usb_get_intfdata(pusb_intf);
struct adapter *padapter = dvobj->if1;
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
- int ret = 0;
+ int ret = 0;

if (pwrpriv->bInternalAutoSuspend)
ret = rtw_resume_process(padapter);
--
2.32.0