rsi: Fixed issue relating to variable de-referenced before check 'adapter'

Signed-off-by: Fariya Fatima <fariyaf@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/rsi/rsi_91x_sdio.c b/drivers/net/wireless/rsi/rsi_91x_sdio.c
index 852453f..2e39d38 100644 (file)
--- a/drivers/net/wireless/rsi/rsi_91x_sdio.c
+++ b/drivers/net/wireless/rsi/rsi_91x_sdio.c
@@ -756,12 +756,13 @@ fail:
 static void rsi_disconnect(struct sdio_func *pfunction)
 {
        struct rsi_hw *adapter = sdio_get_drvdata(pfunction);
-       struct rsi_91x_sdiodev *dev =
-               (struct rsi_91x_sdiodev *)adapter->rsi_dev;
+       struct rsi_91x_sdiodev *dev;
 
        if (!adapter)
                return;
 
+       dev = (struct rsi_91x_sdiodev *)adapter->rsi_dev;
+
        dev->write_fail = 2;
        rsi_mac80211_detach(adapter);