Fix the following gcc warning:
drivers/staging/rtl8723bs/os_dep/ioctl_linux.c:2564:22: warning:
variable ‘uintRet’ set but not used [-Wunused-but-set-variable]
unsigned int uintRet = 0;
^~~~~~~
Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Signed-off-by: Jason Yan <yanaijie@xxxxxxxxxx>
---
drivers/staging/rtl8723bs/os_dep/ioctl_linux.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c b/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c
index 5059b874080e..902ac8169948 100644
--- a/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c
+++ b/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c
@@ -2561,14 +2561,16 @@ static int rtw_wps_start(struct net_device *dev,
struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
struct iw_point *pdata = &wrqu->data;
u32 u32wps_start = 0;
- unsigned int uintRet = 0;
if ((true == padapter->bDriverStopped) || (true == padapter->bSurpriseRemoved) || (NULL == pdata)) {
ret = -EINVAL;
goto exit;
}
- uintRet = copy_from_user((void *)&u32wps_start, pdata->pointer, 4);
+ if (copy_from_user((void *)&u32wps_start, pdata->pointer, 4)) {
+ ret = -EFAULT;
+ goto exit;
+ }
if (u32wps_start == 0)
u32wps_start = *extra;
--
2.21.1
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