staging: ks7010: change local variable type in ks_wlan_hw_rx

Local variable event in ks_wlan_hw_rx function is declared
as unsigned short and can be declared as u16 which is preferred
style.
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/ks7010/ks7010_sdio.c

@@ -425,7 +425,7 @@ static void ks_wlan_hw_rx(struct ks_wlan_private *priv, uint16_t size)
 	int ret;
 	struct rx_device_buffer *rx_buffer;
 	struct hostif_hdr *hdr;
-	unsigned short event = 0;
+	u16 event = 0;
 
 	/* receive data */
 	if (rxq_count(priv) >= (RX_DEVICE_BUFF_SIZE - 1)) {