staging: unisys: visornic: Remove unnecessary else after return

This patch fixes the checkpatch warning that else is not generally
useful after a break or return.

This was done using Coccinelle:
@@
expression e2;
statement s1;
@@
if(e2) { ... return ...; }
-else
         s
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/unisys/visornic/visornic_main.c

@@ -760,9 +760,8 @@ static unsigned long devdata_xmits_outstanding(struct visornic_devdata *devdata)
 	if (devdata->chstat.sent_xmit >= devdata->chstat.got_xmit_done)
 		return devdata->chstat.sent_xmit -
 			devdata->chstat.got_xmit_done;
-	else
-		return (ULONG_MAX - devdata->chstat.got_xmit_done
-			+ devdata->chstat.sent_xmit + 1);
+	return (ULONG_MAX - devdata->chstat.got_xmit_done
+		+ devdata->chstat.sent_xmit + 1);
 }
 
 /**