staging: r8188eu: remove casts from rtw_{read,write}*()

Remove unnecessary casts from rtw_read{8,16,32}() and from
rtw_write{8,16,32,N}().

Co-developed-by: Pavel Skripkin <paskripkin@gmail.com>
Signed-off-by: Pavel Skripkin <paskripkin@gmail.com>
Signed-off-by: Fabio M. De Francesco <fmdefrancesco@gmail.com>
Link: https://lore.kernel.org/r/20210924122705.3781-8-fmdefrancesco@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/r8188eu/hal/usb_ops_linux.c b/drivers/staging/r8188eu/hal/usb_ops_linux.c
index 9ff57e114b0415d4e1a1f4a8ba69c43eafc38897..95cd7a6bc28bbafdbaa48e2f4279b58b6a095866 100644 (file)
--- a/drivers/staging/r8188eu/hal/usb_ops_linux.c
+++ b/drivers/staging/r8188eu/hal/usb_ops_linux.c
@@ -96,7 +96,7 @@ u8 rtw_read8(struct adapter *adapter, u32 addr)
 {
        struct io_priv *io_priv = &adapter->iopriv;
        struct intf_hdl *intf = &io_priv->intf;
-       u16 value = (u16)(addr & 0x0000ffff);
+       u16 value = addr & 0xffff;
        u8 data;
 
        usbctrl_vendorreq(intf, value, &data, 1, REALTEK_USB_VENQT_READ);
@@ -108,7 +108,7 @@ u16 rtw_read16(struct adapter *adapter, u32 addr)
 {
        struct io_priv *io_priv = &adapter->iopriv;
        struct intf_hdl *intf = &io_priv->intf;
-       u16 value = (u16)(addr & 0x0000ffff);
+       u16 value = addr & 0xffff;
        __le32 data;
 
        usbctrl_vendorreq(intf, value, &data, 2, REALTEK_USB_VENQT_READ);
@@ -120,7 +120,7 @@ u32 rtw_read32(struct adapter *adapter, u32 addr)
 {
        struct io_priv *io_priv = &adapter->iopriv;
        struct intf_hdl *intf = &io_priv->intf;
-       u16 value = (u16)(addr & 0x0000ffff);
+       u16 value = addr & 0xffff;
        __le32 data;
 
        usbctrl_vendorreq(intf, value, &data, 4, REALTEK_USB_VENQT_READ);
@@ -132,7 +132,7 @@ int rtw_write8(struct adapter *adapter, u32 addr, u8 val)
 {
        struct io_priv *io_priv = &adapter->iopriv;
        struct intf_hdl *intf = &io_priv->intf;
-       u16 value = (u16)(addr & 0x0000ffff);
+       u16 value = addr & 0xffff;
        int ret;
 
        ret = usbctrl_vendorreq(intf, value, &val, 1, REALTEK_USB_VENQT_WRITE);
@@ -144,7 +144,7 @@ int rtw_write16(struct adapter *adapter, u32 addr, u16 val)
 {
        struct io_priv *io_priv = &adapter->iopriv;
        struct intf_hdl *intf = &io_priv->intf;
-       u16 value = (u16)(addr & 0x0000ffff);
+       u16 value = addr & 0xffff;
        __le32 data = cpu_to_le32(val & 0x0000ffff);
        int ret;
 
@@ -157,7 +157,7 @@ int rtw_write32(struct adapter *adapter, u32 addr, u32 val)
 {
        struct io_priv *io_priv = &adapter->iopriv;
        struct intf_hdl *intf = &io_priv->intf;
-       u16 value = (u16)(addr & 0x0000ffff);
+       u16 value = addr & 0xffff;
        __le32 data = cpu_to_le32(val);
        int ret;
 
@@ -170,7 +170,7 @@ int rtw_writeN(struct adapter *adapter, u32 addr, u32 length, u8 *data)
 {
        struct io_priv *io_priv = &adapter->iopriv;
        struct intf_hdl *intf = &io_priv->intf;
-       u16 value = (u16)(addr & 0x0000ffff);
+       u16 value = addr & 0xffff;
        u8 buf[VENDOR_CMD_MAX_DATA_LEN] = {0};
        int ret;