staging: vt6656: Remove unnecessary local variables initialization

Don't initialize variables that are then set a few lines later.

Signed-off-by: Oscar Carter <oscar.carter@gmx.com>
Reviewed-by: Quentin Deslandes <quentin.deslandes@itdev.co.uk>
Link: https://lore.kernel.org/r/20200301135028.11753-1-oscar.carter@gmx.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c
index 30cb2eb..41edadc 100644 (file)
--- a/drivers/staging/vt6656/main_usb.c
+++ b/drivers/staging/vt6656/main_usb.c
@@ -106,7 +106,7 @@ static void vnt_set_options(struct vnt_private *priv)
  */
 static int vnt_init_registers(struct vnt_private *priv)
 {
-       int ret = 0;
+       int ret;
        struct vnt_cmd_card_init *init_cmd = &priv->init_command;
        struct vnt_rsp_card_init *init_rsp = &priv->init_response;
        u8 antenna;
@@ -429,7 +429,7 @@ static void vnt_free_int_bufs(struct vnt_private *priv)
 
 static int vnt_alloc_bufs(struct vnt_private *priv)
 {
-       int ret = 0;
+       int ret;
        struct vnt_usb_send_context *tx_context;
        struct vnt_rcb *rcb;
        int ii;
@@ -522,7 +522,7 @@ static void vnt_tx_80211(struct ieee80211_hw *hw,
 
 static int vnt_start(struct ieee80211_hw *hw)
 {
-       int ret = 0;
+       int ret;
        struct vnt_private *priv = hw->priv;
 
        priv->rx_buf_sz = MAX_TOTAL_SIZE_WITH_ALL_HEADERS;
@@ -792,7 +792,7 @@ static u64 vnt_prepare_multicast(struct ieee80211_hw *hw,
        struct vnt_private *priv = hw->priv;
        struct netdev_hw_addr *ha;
        u64 mc_filter = 0;
-       u32 bit_nr = 0;
+       u32 bit_nr;
 
        netdev_hw_addr_list_for_each(ha, mc_list) {
                bit_nr = ether_crc(ETH_ALEN, ha->addr) >> 26;
@@ -965,7 +965,7 @@ vt6656_probe(struct usb_interface *intf, const struct usb_device_id *id)
        struct vnt_private *priv;
        struct ieee80211_hw *hw;
        struct wiphy *wiphy;
-       int rc = 0;
+       int rc;
 
        udev = usb_get_dev(interface_to_usbdev(intf));