[PATCH] rsi: Uninitialized return value in rsi_reset_card()

[Dan Carpenter]

If rsi_usb_master_reg_write() fails then "ret" hasn't been initialized.

Fixes: 16d3bb7b2f37 ("rsi: disable fw watchdog timer during reset")
Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>

diff --git a/drivers/net/wireless/rsi/rsi_91x_usb.c 
b/drivers/net/wireless/rsi/rsi_91x_usb.c
index b065438f51b2..6ce6b754df12 100644
--- a/drivers/net/wireless/rsi/rsi_91x_usb.c
+++ b/drivers/net/wireless/rsi/rsi_91x_usb.c
@@ -687,9 +687,10 @@ static int rsi_reset_card(struct rsi_hw *adapter)
         */
        msleep(100);
 
-       if (rsi_usb_master_reg_write(adapter, SWBL_REGOUT,
-                                    RSI_FW_WDT_DISABLE_REQ,
-                                    RSI_COMMON_REG_SIZE) < 0) {
+       ret = rsi_usb_master_reg_write(adapter, SWBL_REGOUT,
+                                      RSI_FW_WDT_DISABLE_REQ,
+                                      RSI_COMMON_REG_SIZE);
+       if (ret < 0) {
                rsi_dbg(ERR_ZONE, "Disabling firmware watchdog timer failed\n");
                goto fail;
        }