staging: rtl8192u: add spaces around '=', '+=', '<', '||'

This fixes the checkpatch.pl errors:
ERROR: spaces required around that '=' (ctx:VxV)
ERROR: spaces required around that '+=' (ctx:VxV)
ERROR: spaces required around that '<' (ctx:VxV)
ERROR: spaces required around that '||' (ctx:VxE)
Signed-off-by: Roxana Blaj <roxanagabriela10@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192u/r819xU_firmware.c

@@ -78,17 +78,17 @@ static bool fw_download_code(struct net_device *dev, u8 *code_virtual_address,
 		 * Transform from little endian to big endian
 		 * and pending  zero
 		 */
-		for (i=0; i < frag_length; i+=4) {
-			*seg_ptr++ = ((i+0)<frag_length)?code_virtual_address[i+3]:0;
-			*seg_ptr++ = ((i+1)<frag_length)?code_virtual_address[i+2]:0;
-			*seg_ptr++ = ((i+2)<frag_length)?code_virtual_address[i+1]:0;
-			*seg_ptr++ = ((i+3)<frag_length)?code_virtual_address[i+0]:0;
+		for (i = 0; i < frag_length; i += 4) {
+			*seg_ptr++ = ((i+0) < frag_length)?code_virtual_address[i+3] : 0;
+			*seg_ptr++ = ((i+1) < frag_length)?code_virtual_address[i+2] : 0;
+			*seg_ptr++ = ((i+2) < frag_length)?code_virtual_address[i+1] : 0;
+			*seg_ptr++ = ((i+3) < frag_length)?code_virtual_address[i+0] : 0;
 		}
-		tcb_desc->txbuf_size= (u16)i;
+		tcb_desc->txbuf_size = (u16)i;
 		skb_put(skb, i);
 
-		if (!priv->ieee80211->check_nic_enough_desc(dev,tcb_desc->queue_index)||
-			(!skb_queue_empty(&priv->ieee80211->skb_waitQ[tcb_desc->queue_index]))||\
+		if (!priv->ieee80211->check_nic_enough_desc(dev,tcb_desc->queue_index) ||
+			(!skb_queue_empty(&priv->ieee80211->skb_waitQ[tcb_desc->queue_index])) ||\
 			(priv->ieee80211->queue_stop)) {
 			RT_TRACE(COMP_FIRMWARE,"=====================================================> tx full!\n");
 			skb_queue_tail(&priv->ieee80211->skb_waitQ[tcb_desc->queue_index], skb);